Dodge Nitro. Manual - part 865

Measure the voltage between ground and the (P391) Secondary Door Unlock Relay Control circuit in the 
relay connector. 

Is there any voltage present?  

Yes  

Repair the (P391) Secondary Door Unlock Relay Control circuit for a short to voltage.  

Perform BODY VERIFICATION TEST - VER 1 .  

No  

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

Perform BODY VERIFICATION TEST - VER 1 .  

B1A08-RKE FOB 1 PERFORMANCE 

For complete wiring diagrams refer to SYSTEM WIRING DIAGRAMS article. 

When Monitored: 

Continuously. 

Set Condition: 

Scrambled messages to the wireless control module from the transmitter. 

Diagnostic Test 

1) TEST FOR INTERMITTENT CONDITION 

Put the key in the ignition and turn the ignition on. 

With the scan tool, record and erase DTC's 

Operate the RKE transmitter in all positions several times.

NOTE:

The most probable cause for this code to set is if the Wireless Control 
Module (WCM) senses over 150 presses from the RKE transmitter, when it 
is out of range.

Possible Causes 

EXCESSIVE PRESSES FROM TRANSMITTER WHEN OUT OF RANGE
RKE TRANSMITTER

 

2007 Dodge Nitro R/T 

2007 ACCESSORIES AND EQUIPMENT Power Locks - Electrical Diagnostics - Nitro

  

With the scan tool, read DTC's. 

Does the scan tool display B1A08-RKE FOB 1 PERFORMANCE?  

Yes  

Replace the RKE transmitter and program in accordance with service information.  

Perform BODY VERIFICATION TEST - VER 1 .  

No  

The conditions that caused this code to set are not present at this time. Inform the owner of the most 
probable cause for this code to set and therefore cause the RKE system to be inoperative.  

Perform BODY VERIFICATION TEST - VER 1 .  

B1A09-RKE FOB 2 PERFORMANCE 

For complete wiring diagrams refer to SYSTEM WIRING DIAGRAMS article. 

When Monitored: 

Continuously. 

Set Condition: 

Scrambled messages to the wireless control module from the transmitter. 

Diagnostic Test 

1) TEST FOR INTERMITTENT CONDITION 

Put the key in the ignition and turn the ignition on. 

With the scan tool, record and erase DTC's 

Operate the RKE transmitter in all positions several times.

NOTE:

The most probable cause for this code to set is if the Wireless Control 
Module (WCM) senses over 150 presses from the RKE transmitter, when it 
is out of range.

Possible Causes 

EXCESSIVE PRESSES FROM TRANSMITTER WHEN OUT OF RANGE
RKE TRANSMITTER

 

2007 Dodge Nitro R/T 

2007 ACCESSORIES AND EQUIPMENT Power Locks - Electrical Diagnostics - Nitro

  

With the scan tool, read DTC's. 

Does the scan tool display B1A09-RKE FOB 2 PERFORMANCE?  

Yes  

Replace the RKE transmitter and program in accordance with service information.  

Perform BODY VERIFICATION TEST - VER 1 .  

No  

The conditions that caused this code to set are not present at this time. Inform the owner of the most 
probable cause for this code to set and therefore cause the RKE to be inoperative.  

Perform BODY VERIFICATION TEST - VER 1 .  

B1A0A-RKE FOB 3 PERFORMANCE 

For complete wiring diagrams refer to SYSTEM WIRING DIAGRAMS article. 

When Monitored: 

Continuously. 

Set Condition: 

Scrambled messages to the wireless control module from the transmitter. 

Diagnostic Test 

1) TEST FOR INTERMITTENT CONDITION 

Put the key in the ignition and turn the ignition on. 

With the scan tool, record and erase DTC's 

Operate the RKE transmitter in all positions several times.

NOTE:

The most probable cause for this code to set is if the Wireless Control 
Module (WCM) senses over 150 presses from the RKE transmitter, when it 
is out of range.

Possible Causes 

EXCESSIVE PRESSES FROM TRANSMITTER WHEN OUT OF RANGE
RKE TRANSMITTER

 

2007 Dodge Nitro R/T 

2007 ACCESSORIES AND EQUIPMENT Power Locks - Electrical Diagnostics - Nitro

  

With the scan tool, read DTC's. 

Does the scan tool display B1A08-RKE FOB 1 PERFORMANCE?  

Yes  

Replace the RKE transmitter and program in accordance with service information.  

Perform BODY VERIFICATION TEST - VER 1 .  

No  

The conditions that caused this code to set are not present at this time. Inform the owner of the most 
probable cause for this code to set and therefore cause the RKE system to be inoperative.  

Perform BODY VERIFICATION TEST - VER 1 .  

B1A0B-RKE FOB 4 PERFORMANCE 

For complete wiring diagrams refer to SYSTEM WIRING DIAGRAMS article. 

When Monitored: 

Continuously. 

Set Condition: 

Scrambled messages to the wireless control module from the transmitter. 

Diagnostic Test 

1) TEST FOR INTERMITTENT CONDITION 

Put the key in the ignition and turn the ignition on. 

With the scan tool, record and erase DTC's 

Operate the RKE transmitter in all positions several times.

NOTE:

The most probable cause for this code to set is if the Wireless Control 
Module (WCM) senses over 150 presses from the RKE transmitter, when it 
is out of range.

Possible Causes 

EXCESSIVE PRESSES FROM TRANSMITTER WHEN OUT OF RANGE
RKE TRANSMITTER

 

2007 Dodge Nitro R/T 

2007 ACCESSORIES AND EQUIPMENT Power Locks - Electrical Diagnostics - Nitro