Honda Civic. Manual — part 939

should be 5

V or more.

in the wire

T26 (4-

door)

PNK

Left rear door lock

knob switch unlocked

Check for
voltage to
ground:
There
should be
less than 1
V.

Poor ground
(G602)

Faulty left rear
door lock knob
switch

An open in the
wire

Left rear door lock

knob switch locked

Check for
voltage to

ground:

There

should be 5

V or more.

Faulty left rear
door lock knob
switch

Short to ground
in the wire

T27

GRY

Driver door lock

switch unlocked

Check for
voltage to
ground:
There
should be
less than 1
V.

Poor ground
(G503)

Faulty driver
door lock switch

An open in the
wire

Driver door lock
switch in neutral

Check for
voltage to

ground:

There

should be 5

V or more.

Faulty driver
door lock switch

Short to ground
in the wire

Driver door lock

switch locked

Check for
voltage to
ground:
There
should be
less than 1

Poor ground
(G503)

Faulty driver
door lock switch

An open in the

2008 Honda Civic LX

2006-08 ACCESSORIES & EQUIPMENT Keyless/Power Door Locks/Security System - Civic (All Except Hybrid)

T28

GRN

V.

wire

Driver door lock
switch in neutral

Check for
voltage to

ground:

There

should be 5

V or more.

Faulty driver
door lock switch

Short to ground
in the wire

T29

PUR

Front passenger's

door lock switch

unlocked

Check for
voltage to
ground:
There
should be
less than 1
V.

Poor ground
(G504)

Faulty front
passenger's door
lock switch

An open in the
wire

Front passenger's

door lock switch in

neutral

Check for
voltage to

ground:

There

should be 5

V or more.

Faulty front
passenger's door
lock switch

Short to ground
in the wire

T30

YEL

Front passenger's

door lock switch

locked

Check for
voltage to
ground:
There
should be
less than 1
V.

Poor ground
(G504)

Faulty front
passenger's door
lock switch

An open in the
wire

Front passenger's

door lock switch in

neutral

Check for
voltage to

ground:

There

should be 5

V or more.

Faulty front
passenger's door
lock switch

Short to ground
in the wire

2008 Honda Civic LX

2006-08 ACCESSORIES & EQUIPMENT Keyless/Power Door Locks/Security System - Civic (All Except Hybrid)

DOOR LOCK ACTUATOR TEST

DRIVER'S DOOR AND LEFT REAR DOOR

1. Remove the door panel.

2-door (see DOOR PANEL REMOVAL/INSTALLATION ).

4-door (see FRONT DOOR PANEL REMOVAL/INSTALLATION ).

T31

BRN

Driver door key

cylinder switch

unlocked

Check for
voltage to
ground:
There
should be
less than 1
V.

Poor ground
(G501)

Faulty driver
door key cylinder
switch

An open in the
wire

Driver door key

cylinder switch in

neutral

Check for
voltage to

ground:

There

should be 5

V or more.

Faulty driver
door key cylinder
switch

Short to ground
in the wire

T32

ORN

Driver door key

cylinder switch

locked

Check for
voltage to
ground:
There
should be
less than 1
V.

Poor ground
(G501)

Faulty driver
door key cylinder
switch

An open in the
wire

Driver door key

cylinder switch in

neutral

Check for
voltage to

ground:

There

should be 5

V or more.

Faulty driver
door key cylinder
switch

Short to ground
in the wire

2008 Honda Civic LX

2006-08 ACCESSORIES & EQUIPMENT Keyless/Power Door Locks/Security System - Civic (All Except Hybrid)

2. Disconnect the 10P connector (A) from the actuator (B).

Fig. 23: Disconnecting 10P Connector From Actuator

3. Check actuator operation by connecting power and ground according to Fig.

24 . To prevent damage to the actuator, apply battery voltage only
momentarily.

Fig. 24: Checking Actuator Operation Connecting Power And Ground
Chart

4. If the actuator does not operate as specified, replace it.

FRONT PASSENGER'S DOOR AND RIGHT REAR DOOR

1. Remove the door panel.

2-door (see DOOR PANEL REMOVAL/INSTALLATION ).

4-door (see FRONT DOOR PANEL REMOVAL/INSTALLATION ).

2. Disconnect the 10P connector (A) from the actuator (B).

NOTE:

Driver's door shown.

2008 Honda Civic LX

2006-08 ACCESSORIES & EQUIPMENT Keyless/Power Door Locks/Security System - Civic (All Except Hybrid)