Dodge Nitro. Manual - part 858

 

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Dodge Nitro. Manual - part 858

 

 

Fig. 19: Secondary Door Lock Relay 
Courtesy of CHRYSLER LLC 

Turn the ignition off. 

Remove the Secondary Door Lock Relay from the I.P. End Bracket (behind the right kick panel). 

Install a substitute relay in place of the Secondary Door Lock Relay. 

Turn the ignition on. 

With the scan tool, erase DTCs. 

Turn ignition off and remove the key. 

Lock all doors and wait 2 minutes. 

Turn the ignition on. 

With the scan tool, read DTCs. 

Does the scan tool display B186F-ALL DOOR SECONDARY LOCK CONTROL CIRCUIT LOW?

Yes  

Go to 3).  

No  

Replace the original relay.  

 

2007 Dodge Nitro R/T 

2007 ACCESSORIES AND EQUIPMENT Power Locks - Electrical Diagnostics - Nitro

  

Perform BODY VERIFICATION TEST - VER 1 .  

3) CHECK THE (P390) SECONDARY DOOR LOCK RELAY CONTROL CIRCUIT FOR A 
SHORT TO GROUND
 

Fig. 20: Measuring Resistance Between Ground And (P390) Secondary Door Lock Relay Control 
Circuit In Relay Connector
 
Courtesy of CHRYSLER LLC 

Turn the ignition off. 

Remove the Secondary Door Lock Relay. 

Disconnect the TIPM C7 connector. 

Measure the resistance between ground and the (P390) Secondary Door Lock Relay Control circuit in the 
relay connector. 

Is the resistance below 1,000.0 ohms?  

Yes  

Repair the (P390) Secondary Door Lock Relay Control circuit for a short to ground.  

Perform BODY VERIFICATION TEST - VER 1 .  

No  

Go to 4).  

4) CHECK THE (P390) SECONDARY DOOR LOCK RELAY CONTROL CIRCUIT FOR AN 
OPEN
 

 

2007 Dodge Nitro R/T 

2007 ACCESSORIES AND EQUIPMENT Power Locks - Electrical Diagnostics - Nitro

  

Fig. 21: Measuring Resistance Of (P390) Secondary Door Lock Relay Control Circuit Between 
Relay Connector And TIPM C7 Connector
 
Courtesy of CHRYSLER LLC 

Measure the resistance of the (P390) Secondary Door Lock Relay Control circuit between the Relay 
connector and the TIPM C7 connector. 

Is the resistance below 2.0 ohms?  

Yes  

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

Perform BODY VERIFICATION TEST - VER 1 .  

No  

Repair the (P390) Secondary Door Lock Relay Control circuit for an open.  

Perform BODY VERIFICATION TEST - VER 1 .  

B1870 - ALL DOOR SECONDARY LOCK CONTROL CIRCUIT HIGH - TIPM 

 

2007 Dodge Nitro R/T 

2007 ACCESSORIES AND EQUIPMENT Power Locks - Electrical Diagnostics - Nitro

  

Fig. 22: Secondary Door Lock Relay Control 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

  

 

 

 

 

 

 

 

Content   ..  856  857  858  859   ..