Mazda Protege 5. Manual — part 176

CONTROL SYSTEM [FS]

01–40B–13

01–40B

Terminal voltage table (Reference)

Terminal

Signal

Connected to

Test condition

Voltage

(V)

Action

1*

1

Shift solenoid E
control

Shift solenoid E

Idle (P position)

Below 1.0

•

Inspect shift solenoid
E
(See 05–17–28
SOLENOID VALVES
INSPECTION)

•

Inspect related
harness

1 range (1GR)

B+

2

MIL control

MIL (in instrument
cluster)

Ignition switch ON

Below 1.0

•

Inspect MIL

•

Inspect related
harness

Idle

B+

3

—

—

—

—

—

4

B+ monitor

Battery

Under any condition

B+

•

Inspect battery
(See 01–17–1
BATTERY
INSPECTION)

•

Inspect EGI fuse

•

Inspect related
harness

5

Diagnostic test
mode

DLC terminal TEN

Ignition switch
ON

Open terminal
TEN

B+

•

Inspect related
harness

Short to ground
terminal TEN

Below 1.0

6

Clutch operation
(MTX)

Clutch switch

Clutch pedal depressed

Below 1.0

•

Inspect clutch switch
(See 01–40B–42
CLUTCH SWITCH
INSPECTION [FS])

•

Inspect related
harness

Clutch pedal released

B+

D range (ATX)

TR switch
(terminal G)

Ignition switch
ON

Selector lever is
at D range

B+

•

Inspect TR switch
(See 05–17–20
TRANSAXLE RANGE
(TR) SWITCH
INSPECTION)

•

Inspect related
harness

Selector lever is
at other than D
range

Below 1.0

7*

1

1 range

TR switch
(terminal E)

Ignition switch
ON

Selector lever is
at 1 range

B+

•

Inspect TR switch
(See 05–17–20
TRANSAXLE RANGE
(TR) SWITCH
INSPECTION)

•

Inspect related
harness

Selector lever is
at other then 1
range

Below 1.0

8

—

—

—

—

—

9*

1

2 range

TR switch
(terminal F)

Ignition switch
ON

Selector lever is
at 2 range

B+

•

Inspect TR switch
(See 05–17–20
TRANSAXLE RANGE
(TR) SWITCH
INSPECTION)

•

Inspect related
harness

Selector lever is
at other then 2
range

Below 1.0

10

—

—

—

—

—

11

—

—

—

—

—

12

—

—

—

—

—

13

EPROM flashing

DLC-2 terminal
FEPS

Because this terminal is for serial
communication, good/no good judgment by
terminal voltage is not possible.

•

Inspect related
harness

14

—

—

—

—

—

15

—

—

—

—

—

16

—

—

—

—

—

17

—

—

—

—

—

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CONTROL SYSTEM [FS]

01–40B–14

18

CDCV control

CDCV

Ignition switch ON

B+

•

Inspect CDCV
(See 01–16–10
CANISTER DRAIN
CUT VALVE (CDCV)
INSPECTION)

•

Inspect related
harness

Diagnosis executed (while
on-board device control is carried
out)

Below 1.0

19

VICS control

VICS solenoid
valve

Engine speed: above 4,750 rpm

B+

•

Inspect VICS solenoid
valve
(See 01–13B–12
VARIABLE INERTIA
CHARGING SYSTEM
(VICS) SOLENOID
VALVE INSPECTION
[FS])

•

Inspect related
harness

Engine speed: below4,750 rpm

Below 1.0

20

—

—

—

—

—

21

NE (+)

CKP sensor

•

Inspect using the wave profile.
(See 01–40B–22 Inspection Using An
Oscilloscope (Reference))

•

Inspect CKP sensor
(See 01–40B–32
CRANKSHAFT
POSITION (CKP)
SENSOR
INSPECTION [FS])

•

Inspect related
harness

22

NE (–)

CKP sensor

•

Inspect using the wave profile.
(See 01–40B–22 Inspection Using An
Oscilloscope (Reference))

•

Inspect CKP sensor
(See 01–40B–32
CRANKSHAFT
POSITION (CKP)
SENSOR
INSPECTION [FS])

•

Inspect related
harness

23*

1

Input/turbine speed
(–)

Input/turbine
speed sensor

•

Inspect using the wave profile.
(See 01–40B–22 Inspection Using An
Oscilloscope (Reference))

•

Inspect input/turbine
speed sensor
(See 05–17–26
INPUT/TURBINE
SPEED SENSOR
INSPECTION)

•

Inspect related
harness

24

GND

GND

Under any condition

Below 1.0

•

Inspect related
harness

25

—

—

—

—

—

26

IGT1

Ignition coil (No. 1,
4 cylinders)

•

Inspect using the wave profile.
(See 01–40B–22 Inspection Using An
Oscilloscope (Reference))

•

Inspect ignition coil
(See 01–18–2
IGNITION COIL
INSPECTION)

•

Inspect related
harness

27*

1

Shift solenoid D
control

Shift solenoid D

Idle

Selector lever is
at P, N position
and 1 range

B+

•

Inspect shift solenoid
D
(See 05–17–28
SOLENOID VALVES
INSPECTION)

•

Inspect related
harness

Others

Below 1.0

28*

1

Vehicle speed
output

Speedometer (in
instrument cluster)

•

Inspect using the wave profile.
(See 01–40B–22 Inspection Using An
Oscilloscope (Reference))

•

Inspect speedometer
(See 09–22–4
Speedometer)

•

Inspect related
harness

Terminal

Signal

Connected to

Test condition

Voltage

(V)

Action

1712-1U-01G(01-40B).fm 14 ページ ２００１年６月２９日 金曜日 午前９時５１分

CONTROL SYSTEM [FS]

01–40B–15

01–40B

29*

1

O/D OFF signal

O/D OFF switch

Ignition switch
ON

O/D OFF switch
pushed

Below 1.0

•

Inspect O/D OFF
switch
(See 05–17–19 O/D
OFF SWITCH
INSPECTION)

•

Inspect related
harness

O/D OFF switch
released

B+

30

Generator output
voltage

Generator
(terminal P)

•

Inspect using the wave profile.
(See 01–40B–22 Inspection Using An
Oscilloscope (Reference))

•

Inspect generator
(See 01–17–3
GENERATOR
INSPECTION)

•

Inspect related
harness

31

PSP

PSP switch

Ignition switch ON

B+

•

Inspect PSP switch
(See 01–40B–44
POWER STEERING
PRESSURE (PSP)
SWITCH
INSPECTION [FS])

•

Inspect power
steering system

•

Inspect related
harness

Idle

Steering wheel
at straight
ahead position

B+

While turning
steering wheel

Below 1.0

32*

1

R position

TR switch
(terminal C)

Ignition switch
ON

Selector lever is
at R position

B+

•

Inspect TR switch
(See 05–17–20
TRANSAXLE RANGE
(TR) SWITCH
INSPECTION)

•

Inspect related
harness

Selector lever is
at other then R
position

Below 1.0

33

—

—

—

—

—

34

BARO/EGR boost

EGR boost sensor

Ignition switch ON (Barometric
pressure at 102 kPa
{765 mmHg, 30 inHg})

Approx.

4.0

•

Inspect EGR boost
sensor
(See 01–40B–39 EGR
BOOST SENSOR
INSPECTION [FS])

•

Inspect related
harness

35

Catalytic converter
efficiency

HO2S (Rear)

Ignition switch ON

Below 1.0

•

Inspect HO2S (Rear)
(See 01–40B–37
HO2S (Front and
Rear) Voltage
Inspection)

•

Inspect related
harness

Idle

Engine cold

Approx. 0

After warm up

0.1—0.9

36

—

—

—

—

—

37*

1

TFT

TFT sensor

Ignition switch
ON

TFT 20

°

C

{68

°

F}

3—4

•

Inspect TFT sensor
(See 05–17–25
TRANSAXLE FLUID
TEMPERATURE
(TFT) SENSOR
INSPECTION)

•

Inspect related
harness

TFT 130

°

C

{266

°

F}

0.2—0.7

38

ECT

ECT sensor

Ignition switch
ON

ECT 20

°

C

{68

°

F}

2.9—3.1

•

Inspect ECT sensor
(See 01–40B–31
ENGINE COOLANT
TEMPERATURE
(ECT) SENSOR
INSPECTION [FS])

•

Inspect related
harness

After warm up

0.2—1.0

Terminal

Signal

Connected to

Test condition

Voltage

(V)

Action

1712-1U-01G(01-40B).fm 15 ページ ２００１年６月２９日 金曜日 午前９時５１分

CONTROL SYSTEM [FS]

01–40B–16

39

IAT

IAT sensor
(integrated with
MAF sensor)

Ignition switch
ON

IAT 20

°

C

{68

°

F}

2.3—2.4

•

Inspect IAT sensor
(See 01–40B–27
INTAKE AIR
TEMPERATURE
(IAT) SENSOR
INSPECTION [FS])

•

Inspect related
harness

IAT 30

°

C

{86

°

F}

1.7—1.9

40

—

—

—

—

—

41

A/C on signal

Refrigerant
pressure switch

Idle

A/C switch and
fan switch on

Below 1.0

•

Inspect A/C switch
(See 07–40–9
REFRIGERANT
PRESSURE SWITCH
INSPECTION)

•

Inspect related
harness

A/C switch off

B+

42

Generator warning
light control

Generator warning
light (in instrument
cluster)

Ignition switch ON

Below 1.0

•

Inspect generator
warning light

•

Inspect related
harness

Idle

B+

43*

1

O/D OFF indicator
light signal

O/D OFF indicator
light

Ignition switch
ON

O/D OFF
indicator light
illuminates

Below 1.0

•

Inspect O/D OFF
indicator light

•

Inspect related
harness

O/D OFF
indicator light
does not
illuminate

B+

44*

1

Pressure control
solenoid control (+)

Pressure control
solenoid

•

Inspect using the wave profile.
(See 01–40B–22 Inspection Using An
Oscilloscope (Reference))

•

Inspect pressure
control solenoid
(See 05–17–28
SOLENOID VALVES
INSPECTION)

•

Inspect related
harness

45

Condenser fan
control

Condenser fan
relay

Ignition switch ON

B+

•

Inspect condenser fan
relay
(See 09–21–5 RELAY
INSPECTION)

•

Inspect related
harness

Idle

Condenser fan
operating

Below 1.0

Others

B+

46

EGR valve #3 coil
control

EGR valve
(terminal B)

Ignition switch ON

B+

•

Inspect EGR valve
(See 01–16–15 EGR
VALVE
INSPECTION)

•

Inspect related
harness

Idle

B+

47

Cooling fan control

Cooling fan relay

Ignition switch ON

B+

•

Inspect cooling fan
relay
(See 09–21–5 RELAY
INSPECTION)

•

Inspect related
harness

Idle

Cooling fan
operating

Below 1.0

Others

B+

48

Engine speed

Tachometer (in
instrument
cluster), DLC
terminal IG–

•

Inspect using the wave profile.
(See 01–40B–22 Inspection Using An
Oscilloscope (Reference))

•

Inspect tachometer
(See 09–22–4
Tachometer)

•

Inspect related
harness

49

—

—

—

—

—

50

—

—

—

—

—

51

GND

GND

Under any condition

Below 1.0

•

Inspect related
harness

Terminal

Signal

Connected to

Test condition

Voltage

(V)

Action

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