Dodge Nitro. Manual — part 869

1) TEST FOR INTERMITTENT CONDITION

Turn the ignition on.

With the scan tool, record and erase DTC's

Turn the ignition off.

Operate the RKE transmitter in all positions several times.

Turn the ignition on.

With the scan tool, read DTC's.

Are there any door lock related trouble codes present or is the RKE inoperative?

Yes

Refer to the symptom list for problems related to Power Locks.

No

The conditions that caused this code to set are not present at this time. This DTC is set when the
vehicle is parked in a location that is affected by external environmental conditions. Suggest to the
customer that they park in a slightly different location from where the RKE was inoperable.

*DRIVER DOOR LOCK INOPERATIVE

2007 Dodge Nitro R/T

2007 ACCESSORIES AND EQUIPMENT Power Locks - Electrical Diagnostics - Nitro

Fig. 40: Driver Door Lock Circuit Schematic
Courtesy of CHRYSLER LLC

For complete wiring diagrams refer to SYSTEM WIRING DIAGRAMS article.

2007 Dodge Nitro R/T

2007 ACCESSORIES AND EQUIPMENT Power Locks - Electrical Diagnostics - Nitro

Diagnostic Test

1) DRIVER DOOR LATCH INOPERATIVE

Fig. 41: Connecting Test Light Between (P930) Driver Door Lock Driver Circuit And (P910) Driver
Door Unlock Driver Circuit
Courtesy of CHRYSLER LLC

Disconnect the Driver Door Latch connector.

Connect a test light between the (P930) Driver Door Lock Driver circuit and the (P910) Driver Door
Unlock Driver circuit.

Close the front doors or trip the door latches to the closed position.

Operate the door locks in both positions and observe the test light.

Possible Causes

(P930) DRIVER DOOR LOCK DRIVER CIRCUIT OPEN
(P930) DRIVER DOOR LOCK DRIVER CIRCUIT SHORT TO GROUND
(P910) DRIVER DOOR UNLOCK DRIVER CIRCUIT OPEN
(P910) DRIVER DOOR UNLOCK DRIVER CIRCUIT SHORT TO GROUND
DRIVER DOOR LATCH
TOTALLY INTEGRATED POWER MODULE (TIPM)

NOTE:

The latch graphics in this test are for a Left Hand Drive (LHD) vehicle. For a
Right Hand Drive (RHD) vehicle, refer to the schematic for the latch connector
cavities.

2007 Dodge Nitro R/T

2007 ACCESSORIES AND EQUIPMENT Power Locks - Electrical Diagnostics - Nitro

Does the test light illuminate brightly for approximately 300 ms. when the door locks are actuated?

Yes

Replace the Driver Door Latch.

Perform BODY VERIFICATION TEST - VER 1 .

No

Go to step 2).

2) CHECK (P910) DRIVER DOOR UNLOCK DRIVER CIRCUIT OPEN

Fig. 42: Measuring Resistance Of (P910) Driver Door Unlock Driver Circuit Between Latch
Connector And TIPM C6 Connector
Courtesy of CHRYSLER LLC

Turn the ignition off.

Disconnect the TIPM C6 connector.

2007 Dodge Nitro R/T

2007 ACCESSORIES AND EQUIPMENT Power Locks - Electrical Diagnostics - Nitro