Dodge Nitro. Manual — part 170

Fig. 34: Probing (B1) Right Rear WSS Signal Circuit
Courtesy of CHRYSLER LLC

Connect a jumper wire between ground and the (B1) Right Rear WSS Signal circuit in the Anti-Lock
Brakes Module harness connector.

Using a 12-volt test light connected to 12-volts, probe the (B1) Right Rear WSS Signal circuit.

Does the test light illuminate brightly?

Yes

2007 Dodge Nitro R/T

2007 BRAKES ABS - Electrical Diagnostics - Nitro

Go to 8).

No

Repair the (B1) Right Rear WSS Signal circuit for an open.

Perform ABS VERIFICATION TEST.

8) CHECK (B1) RIGHT REAR WSS SIGNAL CIRCUIT SHORT TO VOLTAGE

Fig. 35: Measuring Voltage Between (B1) Right Rear WSS Signal Circuit And Ground
Courtesy of CHRYSLER LLC

2007 Dodge Nitro R/T

2007 BRAKES ABS - Electrical Diagnostics - Nitro

Turn the ignition on.

Remove all jumper wires.

Measure the voltage between the (B1) Right Rear WSS Signal circuit and ground.

Is the voltage above one volt?

Yes

Repair the (B1) Right Rear WSS Signal circuit for a short to voltage.

Perform ABS VERIFICATION TEST.

No

Go to 9).

9) CHECK (B1) RIGHT REAR WSS SIGNAL CIRCUIT FOR A SHORT TO (B2) RIGHT REAR
WSS 12 VOLT SUPPLY CIRCUIT

2007 Dodge Nitro R/T

2007 BRAKES ABS - Electrical Diagnostics - Nitro

Fig. 36: Measuring Resistance Between (B1) Right Rear WSS Signal Circuit And (B2) Right Rear
WSS Supply Circuit
Courtesy of CHRYSLER LLC

Turn the ignition off.

Measure the resistance between the (B1) Right Rear WSS Signal circuit and the (B2) Right Rear WSS
Supply circuit.

Is the resistance above 120 ohms?

Yes

2007 Dodge Nitro R/T

2007 BRAKES ABS - Electrical Diagnostics - Nitro