Dodge Nitro. Manual — part 872

5) (P304) TAILGATE DOOR LOCK DRIVER CIRCUIT SHORT TO GROUND

Fig. 51: Measuring Resistance Between Ground And (P304) Tailgate Lock Driver Circuit
Courtesy of CHRYSLER LLC

Measure the resistance between Ground and the (P304) Tailgate Lock Driver circuit.

Is the resistance below 1000.0 ohms?

Yes

Repair the (P304) Tailgate Lock Driver circuit for a short to ground.

Perform BODY VERIFICATION TEST - VER 1 .

No

Replace the Totally Integrated Power Module in accordance with service information.

Perform BODY VERIFICATION TEST - VER 1 .

*ONE PASSENGER DOOR LOCK INOPERATIVE

2007 Dodge Nitro R/T

2007 ACCESSORIES AND EQUIPMENT Power Locks - Electrical Diagnostics - Nitro

Fig. 52: Passenger 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) PASSENGER DOOR LATCH INOPERATIVE

Fig. 53: Connecting Test Light Between Door Lock Driver Circuit And Door Unlock Driver Circuit
Courtesy of CHRYSLER LLC

Turn the ignition off.

Disconnect the inoperative Passenger Door latch connector.

Connect a test light between the Door Lock Driver circuit and the Door Unlock Driver circuit.

Possible Causes

(P32), (P38) OR (P920) DOOR LOCK DRIVER CIRCUIT OPEN
(P32, (P38) OR (P920) DOOR LOCK DRIVER CIRCUIT SHORT TO GROUND
(P5), (P34) OR (P940) DOOR UNLOCK DRIVER CIRCUIT OPEN
(P5), (P34) OR (P940) DOOR UNLOCK DRIVER CIRCUIT SHORT TO GROUND
TOTALLY INTEGRATED POWER MODULE (TIPM)
DOOR LATCH

NOTE:

Graphics in this test show Left Rear Latch but the other 2 passenger
latches are similar.

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

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.

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

Yes

Replace the Passenger Door Latch Assembly.

Perform BODY VERIFICATION TEST - VER 1 .

No

Go to step 2).

2) PASSENGER DOOR UNLOCK DRIVER CIRCUIT OPEN

Fig. 54: Measuring Resistance Of Appropriate Door Unlock Driver Circuit Between Latch
Connector And TIPM C5 Connector
Courtesy of CHRYSLER LLC

2007 Dodge Nitro R/T

2007 ACCESSORIES AND EQUIPMENT Power Locks - Electrical Diagnostics - Nitro