Dodge Dakota (R1). Manual — part 68
Symptom:
*AUTOMATIC (ROLLING) DOOR LOCKS INOPERATIVE
POSSIBLE CAUSES
CHECK THE DOOR AJAR SWITCH STATUS
WITH THE DRB CHECK FOR PCM DTC’S
WITH THE DRB ENABLE AUTO DOOR LOCKS
CENTRAL TIMER MODULE - AUTO DOOR LOCKS INOPERATIVE
TEST
ACTION
APPLICABILITY
1
Ensure all doors are closed.
With the DRBIII, enter
9Body Computer9 then 9Input/Output9 and observe all of the
Door Ajar states.
Does the DRBIII display CLOSED for any door ajar state?
All
Yes
→
Refer to symptom for the appropriate DOOR AJAR CIRCUIT
SHORTED in the DOOR AJAR category.
Perform BODY VERIFICATION TEST - VER 1.
No
→
2
With the DRBIII read
9Engine9 DTC’s.
Does the DRBIII display any TPS or VSS related DTC’s?
All
Yes
→
Refer to symptom list for problems related to DRIVEABILITY.
Perform BODY VERIFICATION TEST - VER 1.
No
→
3
With the DRBIII, enter
9Body Computer9 then 9Miscellaneous9 and observe the auto
door lock status.
Does the DRBIII display AUTO DOOR LOCKS: ENABLED
All
Yes
→
No
→
With the DRBIII, enable the Auto Door Locks.
Perform BODY VERIFICATION TEST - VER 1.
4
If there are no possible causes remaining, view repair.
All
Repair
Replace the Central Timer Module.
Perform BODY VERIFICATION TEST - VER 1.
269
POWER DOOR LOCKS/RKE
Symptom:
*DOOR LOCK INHIBIT INOPERATIVE
POSSIBLE CAUSES
CHECK THE DRIVER DOOR AJAR SWITCH STATUS
OBSERVE THE KEY-IN IGNITION SWITCH STATUS
IGNITION SWITCH OPEN
KEY-IN IGNITION SWITCH GROUND CIRCUIT OPEN
KEY-IN IGNITION SWITCH SENSE CIRCUIT OPEN
CENTRAL TIMER MODULE- INCORRECT KEY-IN IGNITION SWITCH STATUS
TEST
ACTION
APPLICABILITY
1
Open the Driver’s front door.
With the DRBIII, enter
9Body Computer9 then 9Input/Output9 and observe the Driver
Door Ajar status.
Does the DRBIII display DRDOOR AJAR: CLOSED?
All
Yes
→
No
→
Refer to symptom DRIVER DOOR AJAR OPEN CIRCUIT in the
DOOR AJAR category.
Perform BODY VERIFICATION TEST - VER 1.
2
NOTE: Ensure that the Key is still in the Ignition Switch.
With the DRBIII, enter
9Body Computer9 then 9Input/Output9 and read the Key-In
Ignition Switch status.
Does the DRB display: KEY-IN IGN: CLOSED ?
All
Yes
→
Replace the Central Timer Module.
Perform BODY VERIFICATION TEST - VER 1.
No
→
3
Turn the ignition off.
Disconnect the Ignition Switch harness connector.
Connect a jumper between the Key-In Ignition Switch Sense circuit and Ground
circuit.
With the DRBIII, enter
9Body Computer9 then 9Input/Output9 and observe the Key-In
Ignition Switch status.
Does the DRBIII display KEY-IN IGN: CLOSED?
All
Yes
→
Replace the Ignition Switch.
Perform BODY VERIFICATION TEST - VER 1.
No
→
270
POWER DOOR LOCKS/RKE
TEST
ACTION
APPLICABILITY
4
Turn the ignition off.
Disconnect the Ignition Switch harness connector.
Turn all lights off.
Measure the resistance between ground and the ground circuit in the ignition switch
connector.
Is the resistance below 5.0 ohms?
All
Yes
→
No
→
Repair the ground circuit for an open.
Perform BODY VERIFICATION TEST - VER 1.
5
Turn the ignition off.
Disconnect the Ignition Switch harness connector.
Disconnect the Central Timer Module C1 harness connector.
Measure the resistance of the Key-In Ignition Switch Sense circuit between the
ignition switch connector and the CTM C1 connector.
Is the resistance below 5.0 ohms?
All
Yes
→
No
→
Repair the Key-In Ignition Switch Sense circuit for an open.
Perform BODY VERIFICATION TEST - VER 1.
6
If there are no possible causes remaining, view repair.
All
Repair
Replace the Central Timer Module.
Perform BODY VERIFICATION TEST - VER 1.
271
POWER DOOR LOCKS/RKE
*DOOR LOCK INHIBIT INOPERATIVE —
Continued
Symptom:
*DRIVER DOOR FAILS TO LOCK OR UNLOCK FROM ANY SWITCH
POSSIBLE CAUSES
DOOR LOCK MOTOR
DOOR LOCK RELAY OUTPUT CIRCUIT OPEN
DRIVER DOOR UNLOCK RELAY OUTPUT CIRCUIT OPEN
CENTRAL TIMER MODULE - DRIVER DOOR UNLOCK RELAY OPEN
TEST
ACTION
APPLICABILITY
1
Turn the ignition off.
Disconnect the Driver Door Lock Motor connector.
Using a 12-volt test light, connect one end to the Driver Door Unlock Relay Output
circuit and the other to the Door Lock Relay Output circuit in the Door Lock Motor
connector.
With the DRBIII
t, actuate the Door Lock Relay and then the Door Unlock Relay
Did the test light illuminate brightly when the door lock was actuated in both
directions?
All
Yes
→
Replace the Door Lock Motor in accordance with the Service
Information.
Perform BODY VERIFICATION TEST - VER 1.
No
→
2
Turn the ignition off.
Disconnect the Central Timer Module C2 connector.
Disconnect the Driver Door Lock Motor connector.
Measure the resistance of the Driver Door Lock Relay Output circuit between the
CTM C2 connector and the Door Lock Motor connector.
Is the resistance below 5.0 ohm?
All
Yes
→
No
→
Repair the Door Lock Relay Output circuit for an open.
Perform BODY VERIFICATION TEST - VER 1.
3
Turn the ignition off.
Disconnect the Central Timer Module C2 connector.
Disconnect the Driver Door Lock Motor connector.
Measure the resistance of the Driver Door Unlock Relay Output circuit between the
CTM C2 connector and the Door Lock Motor connector.
Is the resistance below 5.0 ohm?
All
Yes
→
No
→
Repair the Driver Door Unlock Relay Output circuit for an open.
Perform BODY VERIFICATION TEST - VER 1.
4
If there are no possible causes remaining, view repair.
All
Repair
Replace the Central Timer Module in accordance with the Service
Information.
Perform BODY VERIFICATION TEST - VER 1.
272
POWER DOOR LOCKS/RKE
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