Dodge Dakota (R1). Manual — part 66
TEST
ACTION
APPLICABILITY
4
Turn the ignition off.
Disconnect the Driver Door Lock Switch connector.
Disconnect the CTM C2 connector.
Measure the voltage of the Driver Door Switch Mux circuit between the CTM C2
connector and the Switch connector.
Is there any voltage present?
All
Yes
→
Repair the Driver Door Switch Mux circuit for a short to voltage.
Perform BODY VERIFICATION TEST - VER 1.
No
→
5
If there are no possible causes remaining, view repair.
All
Repair
Replace the Driver Door Lock Switch.
Perform BODY VERIFICATION TEST - VER 1.
6
Turn the ignition off.
Disconnect the Driver Door Lock Switch connector.
Disconnect the CTM C2 connector.
Measure the resistance of the Driver Door Switch Mux circuit between the CTM C2
connector and the Switch connector.
Is the resistance below 5.0 ohms?
All
Yes
→
Replace the Central Timer Module in accordance with the Service
Information.
Perform BODY VERIFICATION TEST - VER 1.
No
→
Repair the Driver Door Switch Mux circuit for an open.
Perform BODY VERIFICATION TEST - VER 1.
7
Turn the ignition on.
Disconnect the Passenger Door Lock Switch connector.
Measure the voltage of the Passenger Door Switch Mux circuit.
Is the voltage above 10.0 volts?
All
Yes
→
No
→
8
Turn the ignition off.
Disconnect the Passenger Door Lock Switch connector.
Measure the resistance of the Ground circuit in the 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.
9
Turn the ignition off.
Disconnect the Passenger Door Lock Switch connector.
Disconnect the CTM C2 connector.
Measure the voltage of the Passenger Door Switch Mux circuit between the CTM C2
connector and the Switch connector.
Is there any voltage present?
All
Yes
→
Repair the Passenger Door Switch Mux circuit for a short to
voltage.
Perform BODY VERIFICATION TEST - VER 1.
No
→
261
POWER DOOR LOCKS/RKE
*ALL DOORS FAIL TO LOCK & UNLOCK FROM ONE SWITCH —
Continued
TEST
ACTION
APPLICABILITY
10
If there are no possible causes remaining, view repair.
All
Repair
Replace the Passenger Door Lock Switch.
Perform BODY VERIFICATION TEST - VER 1.
11
Turn the ignition off.
Disconnect the Passenger Door Lock Switch connector.
Disconnect the CTM C2 connector.
Measure the resistance of the passenger Door Switch Mux circuit between the CTM
C2 connector and the Switch connector.
Is the resistance below 5.0 ohms?
All
Yes
→
Replace the Central Timer Module in accordance with the Service
Information.
Perform BODY VERIFICATION TEST - VER 1.
No
→
Repair the Passenger Door Switch Mux circuit for an open.
Perform BODY VERIFICATION TEST - VER 1.
12
Disconnect the Cylinder Lock Switch connector.
Turn the ignition off.
Measure the resistance of the Ground circuit.
Is the resistance below 5.0 ohms?
All
Yes
→
No
→
Repair the Ground circuit for an open.
Perform BODY VERIFICATION TEST - VER 1.
13
Disconnect the Cylinder Lock Switch connector.
Turn the ignition on.
Measure the voltage of the Cylinder Lock Switch Mux circuit.
Is the voltage above 3.0 volts?
All
Yes
→
No
→
Repair the Cylinder Lock Switch Mux circuit for an open from the
splice to the switch connection.
Perform BODY VERIFICATION TEST - VER 1.
14
If there are no possible causes remaining, view repair.
All
Repair
Replace the Cylinder Lock Switch.
Perform BODY VERIFICATION TEST - VER 1.
262
POWER DOOR LOCKS/RKE
*ALL DOORS FAIL TO LOCK & UNLOCK FROM ONE SWITCH —
Continued
Symptom:
*ALL DOORS FAIL TO LOCK AND UNLOCK FROM ANY SWITCH
POSSIBLE CAUSES
DOOR LOCK RELAY OUTPUT CIRCUIT OPEN
CENTRAL TIMER MODULE - DOOR LOCK DRIVER OPEN
TEST
ACTION
APPLICABILITY
1
NOTE: Ensure the headlamps are operating properly before proceeding. The head-
lamps are fused with the same fuse inputs to the CTM as the Door Locks.
Turn the ignition off.
Disconnect the Central Timer Module C2 connector.
Disconnect any Door Lock Motor connector.
Measure the resistance of the 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
→
Replace the Central Timer Module in accordance with the Service
Information.
Perform BODY VERIFICATION TEST - VER 1.
No
→
Repair the Door Lock Relay Output circuit for an open.
Perform BODY VERIFICATION TEST - VER 1.
263
POWER DOOR LOCKS/RKE
Symptom:
*ALL DOORS FAIL TO LOCK AND UNLOCK FROM BOTH CYLIN-
DER LOCK SWITCHES
POSSIBLE CAUSES
DTC PRESENT
CYLINDER LOCK SWITCH MUX CIRCUIT OPEN
CYLINDER LOCK SWITCH MUX CIRCUIT SHORT TO VOLTAGE
CENTRAL TIMER MODULE - CYLINDER LOCK SWITCH MUX CIRCUIT OPEN
TEST
ACTION
APPLICABILITY
1
Turn the ignition on.
With the DRBIII
t, read DTCs.
Does the DRBIII
t display CYLINDER LOCK SWITCH FAILURE?
All
Yes
→
Refer to symptom CYLINDER LOCK SWITCH FAILURE in the
POWER DOOR LOCK category.
Perform BODY VERIFICATION TEST - VER 1.
No
→
2
Turn the ignition off.
Disconnect the CTM C2 connector.
Measure the resistance of the Cylinder Lock Switch Mux circuit in the CTM C2
connector.
Is the resistance below 12500.0 (12.5k) ohms?
All
Yes
→
No
→
Repair the Cylinder Lock Switch Mux circuit for an open.
Perform BODY VERIFICATION TEST - VER 1.
3
Disconnect the CTM C2 connector.
Turn the ignition on.
Measure the voltage of the Cylinder Lock Switch Mux circuit in the CTM C2
connector.
Is there any voltage present?
All
Yes
→
Repair the Cylinder Lock Switch Mux circuit for a short to
voltage.
Perform BODY VERIFICATION TEST - VER 1.
No
→
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.
264
POWER DOOR LOCKS/RKE
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