Ford Galaxy / Ford S-MAX. Manual — part 878

lock. CHECK the operation of the system.

No

CHECK and if necessary INSTALL a new left rear door
lock. CHECK the operation of the system.

PINPOINT TEST J : CIRCUIT OF THE RIGHT REAR CENTRAL LOCKING
MOTOR WITH DOUBLE LOCKING FAULTY.

WARNING: The window anti-trap function will not operate during the window motor

initialization procedure.
NOTE: If the power to a window regulator motor has been disconnected, it is necessary
to initialize that window regulator motor.

TEST CONDITIONS

DETAILS/RESULTS/ACTIONS

J1: CHECK FOR SHORT TO VOLTAGE BETWEEN THE RIGHT REAR DOOR MODULE AND
THE RIGHT REAR DOOR LOCK

Disconnect right rear door module C8PL01.

1

Disconnect right rear door lock C8PL72.

2

Ignition switch in position II.

3

Measure the voltage between the right rear door
module connector C8PL01 pin 9, circuit CPL12A (BK),

wiring harness side and ground.

4

Is a voltage measured?
Yes

LOCATE and REPAIR the short to voltage in circuit
CPL12A (BK) between the right rear door module and
the right rear door lock with the aid of the Wiring
Diagrams. CHECK the operation of the system.

No

GO to J2

.

J2: CHECK FOR A BREAK IN THE CIRCUIT BETWEEN THE RIGHT REAR DOOR MODULE
AND THE RIGHT REAR DOOR LOCK

Ignition switch in position 0.

1

Measure the resistance between the right rear door
module connector C8PL01 pin 9, circuit CPL12A (BK),

wiring harness side and the right rear door lock
connector C8PL72 pin 6, circuit CPL12A (BK), wiring
harness side.

2

Is a resistance of less than 2 Ohm measured?
Yes

GO to J3

.

No

LOCATE and REPAIR the break in circuit CPL12A (BK)
between the right rear door module and the right
rear door lock with the aid of the Wiring Diagrams.
CHECK the operation of the system.

J3: CHECK FOR SHORT TO GROUND IN THE CIRCUIT BETWEEN THE RIGHT REAR

DOOR MODULE AND THE RIGHT REAR DOOR LOCK

Ignition switch in position 0.

1

Measure the resistance between the right rear door
module connector C8PL01 pin 9, circuit CPL12A (BK),

wiring harness side and ground.

2

Is a resistance of more than 10,000 ohms measured?
Yes

GO to J4

.

No

LOCATE and REPAIR the short to ground in circuit
CPL12A (BK) between the right rear door module and
the right rear door lock with the aid of the Wiring
Diagrams. CHECK the operation of the system.

J4: CHECK THE VOLTAGE AT THE RIGHT REAR DOOR LOCK (DURING
LOCKING/UNLOCKING)

Connect right rear door module C8PL01.

1

Measure the voltage between the right rear door lock
connector C8PL72 pin 6, circuit CPL12A (BK), wiring

harness side and ground.

2

Lock and unlock the vehicle with the key in the door
lock cylinder.

3

Is battery voltage measured during unlocking?
Yes

GO to J5

.

No

CHECK and if necessary INSTALL a new right rear
door module. CHECK the operation of the system.

J5: CHECK THE VOLTAGE AT THE RIGHT REAR DOOR LOCK (DURING DOUBLE
LOCKING/UNLOCKING)

Measure the voltage between the right rear door lock
connector C8PL72 pin 6, circuit CPL12A (BK), wiring

harness side and ground.

1

Double lock and unlock the vehicle with the key in
the door lock cylinder.

2

Is battery voltage measured during unlocking?

Yes

CHECK and if necessary INSTALL a new right rear
door lock. CHECK the operation of the system.

No

CHECK and if necessary INSTALL a new right rear
door lock. CHECK the operation of the system.

PINPOINT TEST K : CIRCUIT OF THE PASSENGER COMPARTMENT LOCKING
SWITCH FAULTY.

WARNING: The window anti-trap function will not operate during the window motor

initialization procedure.
NOTE: If the power to a window regulator motor has been disconnected, it is necessary
to initialize that window regulator motor.

TEST CONDITIONS

DETAILS/RESULTS/ACTIONS

K1: CHECK FOR A BREAK IN THE CIRCUIT BETWEEN THE DRIVER DOOR MODULE AND
THE DRIVER DOOR LOCK

Ignition switch in position 0.

1

Disconnect driver door module C5PL01-B.

2

Disconnect driver door lock C5PL63.

3

Measure the resistance between the driver door
module connector C5PL01-B pin 21, circuit CPL42A

(BK), wiring harness side and the driver door lock
connector C5PL63 pin 2, circuit CPL42A (BK), wiring
harness side.

4

Is a resistance of less than 2 Ohm measured?
Yes

GO to K2

.

No

LOCATE and REPAIR the break in circuit CPL42A (BK)
between the driver door module and the driver door
lock with the aid of the Wiring Diagrams. CHECK the
operation of the system.

K2: CHECK FOR A BREAK IN THE CIRCUIT BETWEEN THE DRIVER DOOR MODULE AND
THE DRIVER DOOR LOCK

Measure the resistance between the driver door
module connector C5PL01-B pin 5, circuit CPL43A

(BK), wiring harness side and the driver door lock
connector C5PL63 pin 3, circuit CPL43A (BK), wiring
harness side.

1

Is a resistance of less than 2 Ohm measured?
Yes

GO to K3

.

No

LOCATE and REPAIR the break in circuit CPL43A (BK)
between the driver door module and the driver door
lock with the aid of the Wiring Diagrams. CHECK the
operation of the system.

K3: CHECK FOR SHORT TO VOLTAGE BETWEEN THE DRIVER DOOR MODULE AND THE
DRIVER DOOR LOCK

Ignition switch in position II.

1

Measure the voltage between the driver door module
connector C5PL01-B pin 21, circuit CPL42A (BK),

wiring harness side and ground.

2

Is a voltage measured?
Yes

LOCATE and REPAIR the short to voltage in circuit
CPL42A (BK) between the driver door module and the
driver door lock with the aid of the Wiring Diagrams.
CHECK the operation of the system.

No

GO to K4

.

K4: CHECK FOR SHORT TO VOLTAGE BETWEEN THE DRIVER DOOR MODULE AND THE
DRIVER DOOR LOCK

Measure the voltage between the driver door module
connector C5PL01-B pin 5, circuit CPL43A (BK),

wiring harness side and ground.

1

Is a voltage measured?
Yes

LOCATE and REPAIR the short to voltage in circuit
CPL43A (BK) between the driver door module and the
driver door lock with the aid of the Wiring Diagrams.
CHECK the operation of the system.

No

GO to K5

.

K5: CHECK FOR SHORT TO GROUND BETWEEN THE DRIVER DOOR MODULE AND THE
DRIVER DOOR LOCK

Ignition switch in position 0.

1

Measure the resistance between the driver door
module connector C5PL01-B pin 21, circuit CPL42A

(BK), wiring harness side and ground.

2

Is a resistance of more than 10,000 ohms measured?
Yes

GO to K6

.

No

LOCATE and REPAIR the short to ground in circuit