JAC HFC4DA1-2C engine. Instruction — part 16

IP Instrument

Instrument

Instrument

Instrument and

and

and

and Warning

Warning

Warning

Warning System

System

System

System

- 33 -

Removal

Removal

Removal

Removal and

and

and

and Installation

Installation

Installation

Installation

Removal

Removal

Removal

Removal of

of

of

of the

the

the

the instrument

instrument

instrument

instrument

1.

Disconnect the connecting wire of battery.

2.

Remove the steering wheel.

3.

Remove the protecting cover of the steering wheel.

4.

Remove mounting bolts of the instrument.

IP Instrument

Instrument

Instrument

Instrument and

and

and

and Warning

Warning

Warning

Warning System

System

System

System

- 34 -

Removal

Removal

Removal

Removal and

and

and

and Installation

Installation

Installation

Installation

Removal

Removal

Removal

Removal of

of

of

of the

the

the

the instrument

instrument

instrument

instrument

5.

Disconnect the connector plug of the instrument.

6.

Take out the instrument.

IP Instrument

Instrument

Instrument

Instrument and

and

and

and Warning

Warning

Warning

Warning System

System

System

System

- 35 -

Specification

Specification

Specification

Specification

Technical

Technical

Technical

Technical parameter

parameter

parameter

parameter of

of

of

of the

the

the

the instrument

instrument

instrument

instrument

Item

Technical parameter

Remark

Operating temperature range of the

instrument

-30℃～65℃

Storage temperature range of the

instrument

-40℃～75℃

Operating voltage range of the

instrument

10.8V～16V

Static operating current of the instrument

〈3mA

Item

Technical parameter

Remark

Speedometer

The

tolerance of speedometer indication errors

should be equal to or under

±2%.

①Elementary errors of speedometer under

higher speed shall be according to the
agreement

of

the

customer

and

manufacture.

②The error for upper limit shall not be

reviewed.

③ In the case of special requirements of

customers, the elementary errors shall be
reviewed

according

to

enterprise

standard

approved

via

specified

procedures or customers’ requirements.

Tachometer

The elementary

errors of the tachometer

should be equal to or under

±10% under low

speed and ±10% under medium and high
speed.

①Under low speed, the error shall be equal

to or smaller than 30% of scale upper
limit.

②Under medium and high speed,

the

error shall be larger than 30% of scale
upper limit.

③In the case of special requirements of

customers, the elementary errors shall be
reviewed

according

to

enterprise

standard

approved

via

specified

procedures or customers’ requirements.

Fuel gauge

The elementary errors of the fuel gauge
should not exceed ±8% of scale full arc
length.

In the case of special requirements of
customers,the elementary errors shall be
reviewed according to enterprise standard
approved

via

specified

procedures

or

customers’ requirements.

Water temperature gauge

The

elementary

errors

of

the

water

temperature gauge

should not exceed ±6%

of scale full arc length.

In the case of special requirements of
customers,the elementary errors shall be
reviewed according to enterprise standard
approved

via

specified

procedures

or

customers’requirements.

IP Instrument

Instrument

Instrument

Instrument and

and

and

and Warning

Warning

Warning

Warning System

System

System

System

- 36 -

ET

ET

ET

ET ETACS

ETACS

ETACS

ETACS Body

Body

Body

Body Computer

Computer

Computer

Computer

- 37 -

ETACS

ETACS

ETACS

ETACS Body

Body

Body

Body Computer

Computer

Computer

Computer

Applied models: SUNRAY products manufactured by JAC

Subject

Page

Instruction

Instruction

Instruction

Instruction and

and

and

and Operation

Operation

Operation

Operation

ETACS. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ... 38

Mounting position. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .38
Information functions. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ... 39

Diagnosis

Diagnosis

Diagnosis

Diagnosis and

and

and

and Testing

Testing

Testing

Testing

ETACS. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ... 40

System structure. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ... 40
Introduction functions. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ...41
Control strategy. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 47
Diagnosis and Service. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ...49
ETACS Pin Definition. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .. 50

Removal/Installation

Removal/Installation

Removal/Installation

Removal/Installation

ETACS. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ... 52

Removal of ETACS. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .. 52
Installation of ETACS. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ...53

Specification

Specification

Specification

Specification

ETACS. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ... 54

Basic parameters. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ...54

ET

ET

ET

ET ETACS

ETACS

ETACS

ETACS Body

Body

Body

Body Computer

Computer

Computer

Computer

- 38 -

Instruction

Instruction

Instruction

Instruction and

and

and

and Operation

Operation

Operation

Operation

ETACS

ETACS

ETACS

ETACS body

body

body

body computer

computer

computer

computer

SUNRAY ETACS is for controlling a majority of electrical systems and equipments on vehicle, such as front water
sprayer, front wiper, key hole lamp, interior ceiling lamp, anti-theft alarm bell, seat belt alarm, power window, rear fog
lamp, rear defroster, front fog lamp, step lamp, small lamp, headlamp, hazard warning lamp, and locking device.
ETACS control is achieved based on status of various equipments, including signals from driver side door and its
locking device, front passenger door and its locking device, vehicle speed signal, rear fog lamp switch, front fog lamp
switch, small lamp switch, headlamp switch, front water sprayer switch, front wiper switch, hand brake switch, rear
defroster switch, key insertion, ignition switch, seat belt and so on.

Mounting

Mounting

Mounting

Mounting position

position

position

position of

of

of

of ETACS

ETACS

ETACS

ETACS

ETACS is installed below the glove box of instrument panel.

ET

ET

ET

ET ETACS

ETACS

ETACS

ETACS Body

Body

Body

Body Computer

Computer

Computer

Computer

- 39 -

Instruction

Instruction

Instruction

Instruction and

and

and

and Operation

Operation

Operation

Operation

Introduction

Introduction

Introduction

Introduction to

to

to

to ETACS

ETACS

ETACS

ETACS functions

functions

functions

functions

SUNRAY ETACS defines 17 kinds of function listed below:
A.

Washer & Wiper Control

B.

Variable Intermittent Wiper Control

C.

Ignition Key Hole Illumination Control

D.

Front Ceiling Lamp Illumination Control

E.

Parking Start Warning

F.

Seat Belt Warning Timer

G.

Power Window Timer

H.

Tail Lamp Auto Cut

I.

Rear Fog Lamp Control

J.

Power Door Latch Control

K.

Key Management Control

L.

Induction Conflict Control

M. Auto Locking
N.

Key-Out Auto Door Unlock

O.

Step Lamp Control

P.

Middle Door Control

Q.

Password Input

ET

ET

ET

ET ETACS

ETACS

ETACS

ETACS Body

Body

Body

Body Computer

Computer

Computer

Computer

- 40 -

Diagnosis

Diagnosis

Diagnosis

Diagnosis and

and

and

and Testing

Testing

Testing

Testing

System

System

System

System structure

structure

structure

structure

System structure chart:

1.

SUNRAY ETACS is a centralized control module
for body electrical equipments.

2.

Body electrical control system mainly consists of
ETACS, sensor input, switch input, remote control
receiving input and interior electrical equipments.

3.

Every parts of body electrical control system are
connected through interior harnesses.

4.

ETACS

shall

make

the

interior

electrical

equipments actuate after judgment based on
various input quantities.

Remote control

receiving

Sensor

input

Switch

input

Interior

electrical

equipments

ET

ET

ET

ET ETACS

ETACS

ETACS

ETACS Body

Body

Body

Body Computer

Computer

Computer

Computer

- 41 -

Diagnosis

Diagnosis

Diagnosis

Diagnosis and

and

and

and Testing

Testing

Testing

Testing

Introduction

Introduction

Introduction

Introduction to

to

to

to ETACS

ETACS

ETACS

ETACS functions

functions

functions

functions

1.

Washer & Wiper Control
Turn the ignition switch to “ON” position.

�

If the washer is switched on over 0.6 sec, the
wiper shall operate in T1 (0.6±0.1s) after the
start of washer switch and it shall perform 3
T4 cycles (viz. 3 times) of wiping after the
switch is off.

�

If the washer is switched on within 0.2-0.6 sec
(T3), the wiper shall perform one time of
wiping.

T1: 0.6±0.1 sec
T2: 2.5—3.8 sec
T3: 0.2—0.6 sec (MAX)
T4: One cycle of wiping

2.

Variable intermittent wiper
Turn the ignition switch to “ON” position. The
wiper shall operate after the intermittent switch is
turned on in T1 (0.3S), each time of wiping for T2
(0.7±0.1S)

with

interval

adjustable

within

2.6±0.7S(VR=0KΩ)~18.0±1S(VR=50KΩ)

when

the vehicle speed is 0Km/h.

When the vehicle speed is over 100Km/h, the
wiping

interval

is

adjustable

within

1.0±0.2S(VR=0KΩ)~10.0±1S(VR=50KΩ).

T1: 0.3 sec
T2: 0.7±0.1 sec

T3: When the vehicle speed is 0Km/h, the interval
is adjustable within:

�

2.6±0.7S～8.0±1S(VR=50KΩ)

When the vehicle speed is 100Km/h, the

interval is adjustable within:

�

1.0±0.2S～10.0±1S(VR=50KΩ)

3.

Ignition Key Hole Illumination Control
Turn the ignition switch to “OFF” position. The
ignition key hole lamp shall lighten when any of
front doors open and shall go out in T1 (10±1S)
after the front door is closed. With the front doors
open, if your turn the ignition switch to “ON”
position, the lamp shall go out.

T1: 10±1sec
T2: 0～10sec

Front/rear

washer

switch

Ignition

switch

Ignition

switch

Over 0.6 sec

Front/rear

wiper

Front

intermittent

switch

Front wiper

Front door

switch

Ignition

switch

Front ceiling

illumination

ET

ET

ET

ET ETACS

ETACS

ETACS

ETACS Body

Body

Body

Body Computer

Computer

Computer

Computer

- 42 -

Diagnosis

Diagnosis

Diagnosis

Diagnosis and

and

and

and Testing

Testing

Testing

Testing

Introduction

Introduction

Introduction

Introduction to

to

to

to ETACS

ETACS

ETACS

ETACS functions

functions

functions

functions

4.

Front Ceiling Lamp Illumination Control (Decayed
Room Lamp)
With the front ceiling lamp set to “DOOR”
position, the front ceiling lamp shall lighten when
the front door is open. When the front door is
closed, the lamp shall go out gradually in
T1(5.5±0.5S) with the ignition switch turned to
“ACC” position or shall go out directly with the
ignition switch turned to “ON” position.

T1: 5.5±0.5 sec

5.

Parking Start Warning
Turn the ignition switch to “ON” position. With the
parking brake handle unreleased, when the vehicle
speed is over 17Km/h, the door bell shall ring
intermittently with interval of T1(0.3±0.1S) and it
shall stop ringing with the handle released. If the
vehicle speed is lower than 17Km/h, there is no
alarm.

TI: 0.3±0.1 sec

6.

Seat Belt Warning Timer
Turn the ignition switch to “ON” position. If the
driver’s seat belt is unfastened, the seat belt
warning lamp shall flicker with 50% duty cycle and
time of T1(0.3±0.1sec), and the door bell shall ring
for

T3

(6±1sec)

with

an

interval

of

T2(0.45±0.1sec). If the seat belt is fastened, the
warning lamp shall flicker once without any alarm.
If the seat belt is released, the warning lamp shall
flicker with alarm and if the seat belt is fastened
again, the alarm shall stop. Unfastening seat belt
indicator shall be normally on after one cycle of
flickering, but the the seat belt indicator shall go
out after one cycle of flickering.
T1: 0.3±0.1 sec
T2: 0.45±0.1 sec
T3: 6±1 sec

7.

Power Window Auto Rising
Auto window rising shall be achieved after the
vehicle is locked properly by remote control.
Windows at both driver and front passenger sides
shall rise simultaneously and the maximum rise
time is 4.5 sec.

Seat belt

switcccch

Front door

switch

Ignition

switch

Front ceiling

illumination

Ignition switch

Parking control

switch

Vehicle speed

sensor

Ignition

switch

Harmonic bell

Unfastened

Fastened

Seat belt

warning lamp

Harmonic bell

ET

ET

ET

ET ETACS

ETACS

ETACS

ETACS Body

Body

Body

Body Computer

Computer

Computer

Computer

- 43 -

Diagnosis

Diagnosis

Diagnosis

Diagnosis and

and

and

and Testing

Testing

Testing

Testing

Introduction

Introduction

Introduction

Introduction to

to

to

to ETACS

ETACS

ETACS

ETACS functions

functions

functions

functions

8.

Power Window Timer
When the ignition switch is turned to “ON”
position, the power windows are operable with
front doors closed. When the ignition switch is
turned to “LOCK” or “ACC” position, the power
windows

are

operable

within

T1

(30±3sec);

however, if any of front doors opens within this
period, the power windows are inoperable.

T1: 30±3 sec

9.

Tail Lamp Auto Cut
Tail lamps shall lighten in any case once the
lighting switch (on the left of combination switch)
is turned from OFF to ON.
Tail lamp auto cut is controlled by the procedures
below:

�

Lighting switch (on the left of combination
switch) is turned from ON to OFF.

�

With the key pulled out, when the driver side
door opens, the tail lamp shall go out.

�

If you insert the key again, the tail lamp shall
lighten.

Note: Tail lamps mentioned here refer to small
lamps.

10. Rear Fog Lamp Control

With the ignition switch turned to “OFF” position,
the lighting switch (on the left of combination
switch) and front fog lamp switch turned on, if you
turn on the rear fog lamp switch, the rear fog lamps
won’t lighten. With the ignition switch turned to
“ON” position, the lighting switch (on the left of
combination switch) turned to small lamp position,
and front fog lamp switch turned on, if you turn on
the rear fog lamp switch, the rear fog lamps shall
lighten and at this time if you turn off the front fog
lamps, the rear fog lamps shall be turned off
simultaneously. When the lighting switch is turned
to lighting position, the operation of rear fog lamps
won’t be affected by the front fog lamps, viz. with
front fog lamp switch off, the rear fog lamps can be
separately controlled by the rear fog lamp switch.

Ignition

switch

Front door

switch

Power

window

motor

Ignition switch

Insert in

Pull out

Small lamp switch

Driver side

door switch

Tail lamp

relay

Tail lamp

relay

Ignition

switch

Front fog

lamp switch

Rear fog lamp

switch

Rear fog

lamp

ET

ET

ET

ET ETACS

ETACS

ETACS

ETACS Body

Body

Body

Body Computer

Computer

Computer

Computer

- 44 -

Diagnosis

Diagnosis

Diagnosis

Diagnosis and

and

and

and Testing

Testing

Testing

Testing

Introduction

Introduction

Introduction

Introduction to

to

to

to ETACS

ETACS

ETACS

ETACS functions

functions

functions

functions

11. Power Door Latch Control

Four door locks can be controlled through doors at
driver side and front passenger side. If you push
down the driver side door latch, doors shall be
locked with the door lock signal output by locking
device; if you pull up the driver side door latch,
doors shall be unlocked with the door unlock signal
output by locking device. It is the same for the
front passenger side door.

12. Key Management Control

With the key in and driver side door open, if you
push down the latch switch, doors cannot be locked
after a door lock signal output by locking device.
If you hold the latch switch, a door unlock signal is
output by locking device and then 3 unlock signals
are output. The driver side door is closed within T3
(0sec.<T3<0.5sec.)

after

the

latch

switch

is

pressed; at the same time, if latch switch is pulled
up, doors won’t be locked with an unlock signal
output.

T1: 0.5±0.1 sec
T2: 1±0.1 sec
T3: 0SEC.<T3<0.5 sec

13. Induction Conflict Control

In case of collision, the airbag expands and the
airbag controller outputs a 0V signal to ETACS,
and then ETACS output an unlock signal to the
locking device, which output an unlock action
lasting for T3 (5sec) in T2 (40msec), so the doors
are under unlocked status.

T1: 200 msec
T2: 40 msec
T3: 5 sec

Driver side door

latch switch

Front passenger

side door latch

switch

Pull up

Pull up

Pull down

Pull down

Door lock

output

Door unlock

output

Ignition

key

Insert in

Pull out

ON

OFF

Driver

side door

switch

Door lock

switch

Front door

unlock

output

Airbag status

Exploded

Unexploded

Airbag module

impact signal

Power door open

output signal

ET

ET

ET

ET ETACS

ETACS

ETACS

ETACS Body

Body

Body

Body Computer

Computer

Computer

Computer

- 45 -

Diagnosis

Diagnosis

Diagnosis

Diagnosis and

and

and

and Testing

Testing

Testing

Testing

Introduction

Introduction

Introduction

Introduction to

to

to

to ETACS

ETACS

ETACS

ETACS functions

functions

functions

functions

14. Auto Locking.

With the ignition switch turned to “ON” position
and the doors unlocked, the doors shall be locked
automatically in T1 (1±0.3sec) after the vehicle
speed exceeds 40Km/h. If the doors are unlocked
by locking device during travelling, they shall be
locked automatically again in T1 (1±0.3sec).

T1: 1±0.3 sec

15. Key-Out Auto Door Unlock

With the door locked, if the ignition key is pulled
out, the doors shall be unlocked after an unlock
signal of T1 (0.5±0.1 sec) is output by the locking
relay.

T1: 0.5±0.1 sec

16. Step Lamp Control

The left step lamp shall lighten with the left middle
door open and go out with the door closed. The
right step lamp shall lighten with the right middle
door open and go out with the door closed. The step
lamps shall go out automatically if the middle door
open time exceeds 15 minutes.

17. Middle Door Control

Middle door auto locking

�

With the left and right front doors locked, if
you open and then close the middle door, the
middle door shall be locked automatically in 8
sec. (Please refer to the left figure.)

Ignition switch

Vehicle speed

sensor

All door lock

switch

Locking

relay

Ignition key

Insert in

Pull out

All door

lock switch

Locking relay

Left middle

door

Left step

lamp

Right middle

door

Right step

lamp

Open

Closed

ON

OFF

Open

Closed

ON

OFF

Front door
lock status

signal

Middle door

lock status

signal

Middle door

switch signal

Door locking
output action

15 min.

=15 min.

Unlock

Lock

Lock

Unlock

Open

Closed

ET

ET

ET

ET ETACS

ETACS

ETACS

ETACS Body

Body

Body

Body Computer

Computer

Computer

Computer

- 46 -

Diagnosis

Diagnosis

Diagnosis

Diagnosis and

and

and

and Testing

Testing

Testing

Testing

Introduction

Introduction

Introduction

Introduction to

to

to

to ETACS

ETACS

ETACS

ETACS functions

functions

functions

functions

�

With the middle door open, if you press
“Unlock” key on the remote control, the middle
door shall be locked in 0.5 sec after the door is
closed. (Please refer to the left figure.)

18. Password Learning Input

�

If you press the password learning switch, the
fault lamp shall lighten entering into password
learning mode. The learning time is 10 sec in
total.

�

Press every key of the remote controller once.
The fault lamp shall go out after the first key is
pressed. Four keys in total can be learned
within 10 sec after starting the password
learning key.

�

Conduct detection for remote control password
learning.

�

Enter into password learning mode with the
previous memory deleted automatically.

Remote control

locking

Middle door

switch signal

Middle door

lock status

signal

Door locking
output action

Open

Closed

Unlock

Lock

ET

ET

ET

ET ETACS

ETACS

ETACS

ETACS Body

Body

Body

Body Computer

Computer

Computer

Computer

- 47 -

Diagnosis

Diagnosis

Diagnosis

Diagnosis and

and

and

and Testing

Testing

Testing

Testing

Control

Control

Control

Control strategy

strategy

strategy

strategy

S/N

Item

Function

1

Washer & Wiper

Control

Turn the ignition switch to “ON” position. 1. If the washer is switched on over 0.6 sec, the wiper
shall operate in T1 (0.6±0.1s) after the start of washer switch and it shall perform 3 T4 cycles (viz. 3
times) of wiping after the switch is off; 2. If the washer is switched on within 0.2-0.6 sec (T3), the
wiper shall perform one time of wiping.

2

Variable intermittent

wiper

Turn the ignition switch to “ON” position. The wiper shall operate after the intermittent switch is
turned on in T1 (0.3S), each time of wiping for T2 (0.7±0.1S) with interval adjustable within
(1±0.5S~11±1S). When the vehicle speed is over 40Km/h, the interval T3 shall shorten by 4 sec.

3

Back window defroster

timer

With the generator being charged, if you turn on the defroster switch, the defroster relay shall operate
for T1 (20±2min). If the interval of pressing defroster switch is less than T1, the defrosting function
is cancelled after the second time of pressing switch.

4

Ignition Key Hole

Illumination Control

Turn the ignition switch to “OFF” position. The ignition key hole lamp shall lighten when any of
front doors open and shall go out in T1 (10±1S) after the front door is closed. With the front doors
open, if your insert the key in, the lamp shall go out. If the key is pulled out with the front door open,
the lamp shall lighten and shall go out in T1 (10±1S) after the front door is closed. With the key not
inserted, if you open the front door, the lamp shall lighten. The lamp shall go out immediately if the
key is inserted within T2 (0-10S) after the front door is closed and it shall go out in T1 (10±1S) after
the front door is closed if the key is not inserted within T2 (0-10S).

5

Front Ceiling Lamp

Illumination Control

With the front ceiling lamp set to “DOOR” position, the front ceiling lamp shall lighten when the
front door is open. When the front door is closed, the lamp shall go out gradually in T1 (5.5±0.5S)
with the ignition switch turned to “ACC” position or shall go out directly with the ignition switch
turned to “ON” position.

6

Parking Start Warning

Turn the ignition switch to “ON” position. With the parking brake handle unreleased, when the
vehicle speed is over 3 Km/h, the door bell shall ring intermittently with interval of T1 (0.3±0.1S)
and it shall stop ringing with the handle released. If the vehicle speed is lower than 3 Km/h, there is
no alarm.

7

Seat Belt Warning

Timer

Turn the ignition switch to “ON” position. If the driver’s seat belt is unfastened, the seat belt warning
lamp shall flicker with 50% duty cycle and time of T1(0.3±0.1 sec), and the door bell shall ring for
T3 (6±1 sec) with an interval of T2(0.45±0.1 sec). If the seat belt is fastened, the warning lamp shall
flicker once without any alarm. If the seat belt is released, the warning lamp shall flicker with alarm
and if the seat belt is fastened again, the alarm shall stop.

8

Power Window Timer

When the ignition switch is turned to “ON” position, the power windows are operable with front
doors closed. When the ignition switch is turned to “LOCK” or “ACC” position, the power windows
are operable within T1 (30±3 sec); however, if any of front doors opens within this period, the power
windows are inoperable.

9

Tail Lamp Auto Cut

With the key inserted, the lighting switch (on the combination switch) turned on and the driver side
door closed, the tail lamp shall lighten; with the key pulled out and the tail lamp switch still on, the
tail lamp shall lighten but it shall go out if the driver side door opens; when the key is inserted again,
the tail lamp shall lighten until the key is pulled out. Under normal condition, with the tail lamp
switch on, the tail lamps shall lighten regardless of key insertion or not or the door status. (Tail lamps
mentioned here refer to small lamps.)

10

Rear Fog Lamp Control

With the ignition switch turned to “OFF” position, the lighting switch (on the left of combination
switch) and front fog lamp switch turned on, if you turn on the rear fog lamp switch, the rear fog
lamps won’t lighten. With the ignition switch turned to “ON” position, the lighting switch (on the left
of combination switch) turned to small lamp position, and front fog lamp switch turned on, if you
turn on the rear fog lamp switch, the rear fog lamps shall lighten and at this time if you turn off the
front fog lamps, the rear fog lamps shall be turned off simultaneously. If the lighting switch is turned
off at this time, the rear fog lamps shall go out.

11

Power Door Latch

Control

Four door locks can be controlled through doors at driver side and front passenger side. If you push
down the driver side door latch, doors shall be locked with the door lock signal output by locking
device; if you pull up the driver side door latch, doors shall be unlocked with the door unlock signal
output by locking device. It is the same for the front passenger side door.

ET

ET

ET

ET ETACS

ETACS

ETACS

ETACS Body

Body

Body

Body Computer

Computer

Computer

Computer

- 48 -

Diagnosis

Diagnosis

Diagnosis

Diagnosis and

and

and

and Testing

Testing

Testing

Testing

Control

Control

Control

Control strategy

strategy

strategy

strategy

S/N

Item

Function

12

Key Management Control

With the key in and driver side door open, if you push down the latch switch, doors
cannot be locked after a door lock signal output by locking device. If you hold the latch
switch, a door unlock signal is output by locking device and then 3 unlock signals are
output. The driver side door is closed within T3 (0 sec.<T3<0.5 sec.) after the latch
switch is pressed; at the same time, if latch switch is pulled up, doors won’t be locked
with an unlock signal output.

13

Induction Conflict Control

In case of collision, the airbag expands and the airbag controller outputs a 0V signal to
ETACS, and then ETACS output an unlock signal to the locking device, which output an
unlock action lasting for T3 (5 sec) in T2 (40 msec), so the doors are under unlocked
status.

14

Auto Locking

With the ignition switch turned to “ON” position and the doors unlocked, the doors shall
be locked automatically in T1 (1±0.3 sec) after the vehicle speed exceeds 40Km/h. If the
doors are unlocked by locking device during travelling, they shall be locked
automatically again in T1 (1±0.3 sec).

15

Key-Out Auto Door Unlock

With the door locked, if the ignition key is pulled out, the doors shall be unlocked after
an unlock signal of T1(0.5±0.1 sec) is output by the locking relay.

16

Warning Function

With all doors and engine hood closed, if you use remote controller for locking, the
vehicle shall be under warning status after the hazard warning lamp flickers T2 (1.0±0.2
sec); if you use remote controller for locking under all doors are not closed, the doors
shall be locked but the vehicle is not under warning status and it shall be under warning
status if all doors are closed.

17

Warning Off

If you use the remote controller to release warning status, the doors shall be unlocked,
the hazard warning lamp shall flicker T1 (0.5±0.1 sec) and flicker another T1 sec in T2
(0.5±0.1 sec).

18

Step Lamp Control

The step lamp shall lighten with the middle door open and go out with the door closed.
The step lamp shall go out automatically if the middle door open time exceeds 15
minutes. (Please refer to figure below.)

19

Middle Door Control

a. With the left and right front doors locked, if you open and then close the middle door,
the middle door shall be locked automatically in 8 sec.
b. With the middle door open, if you press “Unlock” key on the remote control, the
middle door shall be locked in 0.5 sec after the door is closed.

20

Remote Control Window

Rising

When using remote controller to set warning and perform locking, ETACS shall output
left/right front window rising signal.

21

Password Input

a. Start the decoder switch;
b. Press any one of keys on the remote controller and press again after 3 sec of pause;
c. Perform remote control detection;
d. If more than one remote controller is in need of learning, please repeat steps a, b and
c. One key can be learned each time. Two keys can be learned in total.