Dodge Nitro. Manual - part 171

Go to step 10). 

No  

Repair the (B1) Right Rear WSS Signal circuit and the (B2) Right Rear WSS Supply circuit for a 
short together.  

Perform ABS VERIFICATION TEST.  

10) RIGHT REAR WHEEL SPEED SENSOR 

Replace the Right Rear Wheel Speed Sensor in accordance with the Service Information. 

Perform ABS VERIFICATION TEST.  

Road test the vehicle over 40 km/h (25 mph). 

With the scan tool, read ABS DTCs. 

Did DTC C102B-RIGHT REAR WHEEL SPEED SENSOR CIRCUIT reset?  

Yes  

Replace the Anti-Lock Brakes Module in accordance with the Service Information.  

Perform ABS VERIFICATION TEST.  

No  

Test Complete.  

C1032-RIGHT REAR WHEEL SPEED SENSOR SIGNAL ERRATIC PERFORMANCE 

For complete wiring diagrams refer to SYSTEM WIRING DIAGRAMS article. 

When Monitored: 

With the ignition on. 

Set Condition: 

When the Right Rear Wheel Speed Sensor (WSS) Signal is intermittently missing while vehicle speed is 

CAUTION: Ensure brake capability is available before road testing.

NOTE:

Vehicle must be driven above 40 km/h (25 mph) for set conditions to be 
met.

 

2007 Dodge Nitro R/T 

2007 BRAKES ABS - Electrical Diagnostics - Nitro

  

above 40 km/h (25 mph) or erratic wheel speed signal during acceleration or sensed wheel speed is 
different from other wheels. 

Diagnostic Test 

1) CHECK FOR DTC C1032-RIGHT REAR WHEEL SPEED SENSOR SIGNAL ERRATIC 
PERFORMANCE 

Turn the ignition on. 

With the scan tool, record and erase DTCs. 

Road test the vehicle over 40 km/h (25 mph). 

With the scan tool, read DTCs. 

Does the scan tool display: C1032-RIGHT REAR WHEEL SPEED SENSOR SIGNAL ERRATIC 
PERFORMANCE active?  

Yes  

Go to 3).  

No  

Go to 2).  

2) CHECK WHEEL SPEED SENSOR SIGNALS

Possible Causes 

RIGHT REAR WSS LOOSE - B1, B2 CIRCUITS/CONNECTOR/TERMINAL DAMAGE
RIGHT REAR TONE WHEEL DAMAGE
RIGHT REAR WHEEL BEARING DAMAGE
AXLE SHAFT FASTENER HARDWARE
IMPROPER RIGHT REAR TIRE PRESSURE/MISMATCHED TIRES
RIGHT REAR WSS
ANTI-LOCK BRAKE MODULE

NOTE:

This DTC must be active for the results of this test to be valid.

CAUTION: Ensure brake capability is available before road testing.

NOTE:

Vehicle must be driven above 40 km/h (25 mph) for set conditions to be 
met.

 

2007 Dodge Nitro R/T 

2007 BRAKES ABS - Electrical Diagnostics - Nitro

  

Turn the ignition on. 

With the scan tool, monitor and graph ALL the WSS speeds and compare graph while an assistant drives 
the vehicle. 

Slowly accelerate as straight as possible from a stop to 40 km/h (25 mph). 

Is the Right Rear WSS speed showing 0 km/h (0 mph) or not matching other wheels or showing 
erratic behavior?  

Yes  

Go to 3).  

No  

Refer to the INTERMITTENT CONDITION .  

3) CHECK FOR IMPROPER RIGHT REAR TIRE PRESSURE/MISMATCHED TIRES 

Turn the ignition off. 

Check and adjust the Right Rear Tire pressure. 

Check and adjust all other tire pressures. 

Inspect for mismatched tires on vehicle. 

Is the Right Rear Tire improperly inflated or mismatched tires on vehicle?  

Yes  

Repair as necessary.  

Perform ABS VERIFICATION TEST.  

No  

Go to 4).  

4) CHECK AXLE SHAFT FASTENER HARDWARE FOR LOOSENESS 

Inspect the axle shaft fastener for looseness, and not properly fastened. Tighten fastener to proper 
specification as required. 

Was the Axle Shaft fastener loose? 

NOTE:

If graph shows periodic dropouts pay close attention to the tone wheel.

 

2007 Dodge Nitro R/T 

2007 BRAKES ABS - Electrical Diagnostics - Nitro

  

Yes  

Repair as necessary.  

No  

Go to 5).  

5) CHECK RIGHT REAR WSS LOOSENESS, INSPECT B1, B2 CIRCUITS/TERMINALS FOR 
DAMAGE 

Inspect the Anti-Lock Brake Module harness connector, Right Rear WSS, and Right Rear WSS harness 
connector. 

Inspect the Right Rear WSS for looseness, excessive corrosion and not properly fastened. 

Inspect the (B1) Right Rear WSS Signal and (B2) Right Rear WSS Supply circuits between the Right 
Rear WSS and Anti-Lock Brake Module for damage. 

Is the Right Rear WSS loose or any of the wiring/connectors/terminals damaged?  

Yes  

Repair as necessary.  

Perform ABS VERIFICATION TEST.  

No  

Go to 6).  

6) CHECK RIGHT REAR WHEEL SPEED SENSOR FOR DAMAGE 

Remove the Right Rear Wheel Speed Sensor. 

Inspect the Right Rear Wheel Speed Sensor face for damage. 

Is the Right Rear Wheel Speed Sensor damaged?  

Yes  

Replace sensor and hub assembly.  

Perform ABS VERIFICATION TEST.  

No  

NOTE:

Check all terminals for broken, bent, pushed out, or corroded terminals.

 

2007 Dodge Nitro R/T 

2007 BRAKES ABS - Electrical Diagnostics - Nitro