Dodge Nitro. Manual - part 856

Go to 4).  

4) (G160) PASSENGER DOOR LOCK SWITCH MUX CIRCUIT SHORT TO THE (P37) DOOR 
LOCK SWITCH RETURN CIRCUIT 

Fig. 13: Measuring Resistance Between (G160) Passenger Door Lock Switch Mux Circuit And 
(P37) Door Lock Switch Return Circuit In Switch C2 Connector 
Courtesy of CHRYSLER LLC 

Measure the resistance between the (G160) Passenger Door Lock Switch Mux circuit and the (P37) Door 
Lock Switch Return circuit in the switch C2 connector. 

Is the resistance below 1,000.0 ohms?  

Yes  

Repair the (G160) Passenger Door Lock Switch Mux circuit for a short to the (P37) Door Lock 
Switch Return circuit.  

Perform BODY VERIFICATION TEST - VER 1 .  

No  

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

Perform BODY VERIFICATION TEST - VER 1 .  

B1808-PASSENGER DOOR LOCK/UNLOCK SWITCH CIRCUIT STUCK LOCK - PDM 

 

2007 Dodge Nitro R/T 

2007 ACCESSORIES AND EQUIPMENT Power Locks - Electrical Diagnostics - Nitro

  

Fig. 14: Passenger Door Lock Switch Circuit Schematic 
Courtesy of CHRYSLER LLC 

For complete wiring diagrams refer to SYSTEM WIRING DIAGRAMS article. 

When Monitored: 

 

2007 Dodge Nitro R/T 

2007 ACCESSORIES AND EQUIPMENT Power Locks - Electrical Diagnostics - Nitro

  

Continuously. 

Set Condition: 

When the Passenger Door Lock Switch Mux circuit is between 0.8 and 1.5 volts for over 30 seconds. 

Diagnostic Test 

1) TEST FOR INTERMITTENT CONDITION 

With the scan tool, record and erase DTC's 

Operate the Passenger Door Lock Switch in all positions several times. 

Turn the ignition on and wait 30 seconds. 

With the scan tool, read DTC's. 

Does the scan tool display B1808-PASSENGER DOOR LOCK/UNLOCK SWITCH CIRCUIT 
STUCK LOCK?  

Yes  

Go to 2).  

No  

The conditions that caused this code to set are not present at this time. Using the wiring 
diagram/schematic as a guide, inspect the wiring and connectors.  

Perform BODY VERIFICATION TEST - VER 1 .  

2) DOOR LOCK SWITCH SHORTED

Possible Causes 

(G160) PASSENGER DOOR LOCK SWITCH MUX CIRCUIT SHORT TO GROUND
(G160) PASSENGER DOOR LOCK SWITCH MUX CIRCUIT SHORT TO THE (Q936) PASSENGER 
WINDOW EXPRESS SWITCH RETURN CIRCUIT
DOOR LOCK SWITCH SHORT TO GROUND
PASSENGER DOOR MODULE

 

2007 Dodge Nitro R/T 

2007 ACCESSORIES AND EQUIPMENT Power Locks - Electrical Diagnostics - Nitro

  

Fig. 15: Passenger Window/Door Lock Switch Connector 
Courtesy of CHRYSLER LLC 

With the scan tool, erase DTC's. 

Disconnect the Passenger Window/Door Lock Switch connector. 

With the scan tool, read DTC's. 

Does the scan tool display B1808-PASSENGER DOOR LOCK/UNLOCK SWITCH CIRCUIT 
STUCK LOCK?  

No  

Replace the Passenger Window/Door Lock Switch.  

Perform BODY VERIFICATION TEST - VER 1 .  

Yes  

Go to 3).  

3) (G160) PASSENGER DOOR LOCK SWITCH MUX CIRCUIT SHORT TO GROUND

 

2007 Dodge Nitro R/T 

2007 ACCESSORIES AND EQUIPMENT Power Locks - Electrical Diagnostics - Nitro