Diagnostic Test

WARNING: This page is about a different car, the 2008 Dodge Magnum, 2008 Dodge Charger, and 2008 Chrysler 300. However, it is still accessible from the selected car via links, so may be relevant.

CHECK FOR DTC C1018-RIGHT FRONT WHEEL SPEED SENSOR CIRCUIT HIGH
NOTE: This DTC must be active for the results of this test to be valid.

Turn the ignition on.

With the scan tool, record and erase DTCs.

Cycle the ignition switch from off to on.

With the scan tool, read DTCs.

Does the scan tool display: C1018-RIGHT FRONT WHEEL SPEED SENSOR CIRCUIT HIGH?

Yes
1. Go To 2.
No
1. Refer to the ABS INTERMITTENT CONDITION diagnostic procedure.
CHECK CONNECTOR/TERMINAL FOR DAMAGE
NOTE: Check all terminals for broken, bent, pushed out, or corroded terminals.

Turn the ignition off.

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

Is the Right Front WSS or any of the connectors/terminals damaged?

Yes
1. Repair as necessary.
2. Perform ABS VERIFICATION TEST .
No
1. Go To 3.
CHECK (B7) RIGHT FRONT WSS 12 VOLT SUPPLY CIRCUIT VOLTAGE

Fig 1: Checking (B7) Right Front WSS 12-Volt Supply Circuit
Courtesy of CHRYSLER LLC

Disconnect the Right Front WSS harness connector.

Turn the ignition on.

Measure the voltage of the (B7) Right Front WSS 12 Volt Supply circuit.

Is the voltage above 10.0 volts?

Yes
1. Go To 5.
No
1. Go To 4.
CHECK (B7) RIGHT FRONT WSS 12 VOLT SUPPLY CIRCUIT FOR AN OPEN

Fig 2: Checking (B7) Right Front WSS 12-Volt Supply Circuit
Courtesy of CHRYSLER LLC

Connect a jumper wire between ground and the (B7) Right Front WSS Supply circuit in the Totally Integrated Power Module harness connector.

Using a 12-volt test light connected to 12-volts, probe the (B7) Right Front WSS Supply circuit.

Does the test light illuminate brightly?

Yes
1. Replace the Totally Integrated Power Module in accordance with the Service Information.
2. Perform ABS VERIFICATION TEST .
No
1. Repair the (B7) Right Front WSS Supply circuit for an open.
2. Perform ABS VERIFICATION TEST .
CHECK (B6) RIGHT FRONT WSS SIGNAL CIRCUIT OPEN

Fig 3: Checking (B6) Right Front WSS Signal Circuit
Courtesy of CHRYSLER LLC

Connect a jumper wire between ground and the (B6) Right Front WSS Signal circuit in the Totally Integrated Power Module harness connector.

Using a 12-volt test light connected to 12-volts, probe the (B6) Right Front WSS Signal circuit.

Does the test light illuminate brightly?

Yes
1. Go To 6.
No
1. Repair the (B6) Right Front WSS Signal circuit for an open.
2. Perform ABS VERIFICATION TEST .
CHECK (B6) RIGHT FRONT WSS SIGNAL CIRCUIT FOR AN SHORT TO VOLTAGE

Fig 4: Checking (B6) Right Front WSS Signal Circuit
Courtesy of CHRYSLER LLC

Turn the ignition on.

Remove all jumper wires.

Measure the voltage between the (B6) Right Front WSS Signal circuit and ground.

Is the voltage above one volt?

Yes
1. Repair the (B6) Right Front WSS Signal circuit for a short to voltage.
2. Perform ABS VERIFICATION TEST .
No
1. Go To 7.
CHECK (B6) RIGHT FRONT WSS SIGNAL CIRCUIT AND (B7) RIGHT FRONT WSS 12 VOLT SUPPLY CIRCUIT SHORTED TOGETHER

Fig 5: Checking Right Front WSS Signal Circuit & 12-Volt Supply Circuit
Courtesy of CHRYSLER LLC

Turn the ignition off.

Measure the resistance between the (B6) Right Front WSS Signal circuit and the (B7) Right Front WSS Supply circuit.

Is the resistance above 120 ohms?

Yes

Go To step 8.

No
1. Repair the (B6) Right Front WSS Signal circuit and the (B7) Right Front WSS Supply circuit for a short together.
2. Perform ABS VERIFICATION TEST .
RIGHT FRONT WHEEL SPEED SENSOR
Replace the Right Front Wheel Speed Sensor in accordance with the Service Information.

Perform ABS VERIFICATION TEST .

CAUTION: Ensure brake capability is available before road testing.

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

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

With the scan tool, read ABS DTCs.

Did DTC C1018-RIGHT FRONT WHEEL SPEED SENSOR CIRCUIT HIGH reset?

Yes
1. Replace the Totally Integrated Power Module in accordance with the Service Information.
2. Perform ABS VERIFICATION TEST .
No
1. Test Complete.