Diagnostic Test

WARNING: This page is about a different car, the 2007 Dodge Sprinter. However, it is still accessible from the selected car via links, so may be relevant.

1) CHECK FOR DTC 4497-REAR LEFT WHEEL SPEED SENSOR-SIGNAL PERFORMANCE
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.

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 met.

With the scan tool, read DTCs.

Does the scan tool display: 4497-REAR LEFT WHEEL SPEED SENSOR-SIGNAL PERFORMANCE active?

Yes
1. Go To 3).
No
1. Go To 2).
2) CHECK WHEEL SPEED SENSOR SIGNALS
Turn the ignition on.

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

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

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

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

Yes
1. Go To 3).
No
1. Perform the ABS Intermittent Condition diagnostic procedure.
  Refer to DIAGNOSIS AND TESTING .
3) CHECK FOR IMPROPER REAR LEFT TIRE PRESSURE/MISMATCHED TIRES
Turn the ignition off.

Check and adjust the Rear Left Tire pressure.

Check and adjust all other tire pressures.

Inspect for mismatched tires on vehicle.

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

Yes
1. Repair as necessary.
2. Perform ABS VERIFICATION TEST .
No
1. Go To 4).
4) CHECK REAR LEFT WSS LOOSENESS, INSPECT CIRCUITS/TERMINALS FOR DAMAGE
NOTE: Check all terminals for broken, bent, pushed out, or corroded terminals

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

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

Inspect the Rear Left WSS Signal(-) and Rear Left WSS Supply(+) circuits between the Rear Left WSS and Anti-Lock Brake Module for damage.

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

Yes
1. Repair as necessary.
2. Perform ABS VERIFICATION TEST .
No
1. Go To 5).
5) CHECK REAR LEFT WHEEL SPEED SENSOR FOR DAMAGE
Remove the Rear Left Wheel Speed Sensor

Inspect the Rear Left Wheel Speed Sensor face for damage.

Is the Rear Left Wheel Speed Sensor damaged?

Yes
1. Replace the left front wheel speed sensor in accordance with the article.
2. Perform ABS VERIFICATION TEST .
No
1. Go To 6).
6) CHECK REAR LEFT TONE WHEEL/BEARING FOR DAMAGE
Inspect the Rear Left Tone Wheel/Bearing for damage, missing teeth, cracks, corrosion or looseness.

NOTE: The Tone Wheel teeth should be perfectly square, not bent, or nicked.

Is the Rear Left Tone Wheel/Bearing damaged?

Yes
1. Repair as necessary.
2. Perform ABS VERIFICATION TEST .
No
1. Go To 7).
7) CHECK REAR LEFT WHEEL BEARING FOR DAMAGE
Inspect the Rear Left wheel bearing for excessive runout or clearance.

NOTE: Refer to the appropriate service information, if necessary, for procedures or specifications.

Is the Rear Left Wheel Bearing Damaged?

Yes
1. Repair as necessary.
2. Perform ABS VERIFICATION TEST .
No
1. Go To 8).
8) REAR LEFT WHEEL SPEED SENSOR
Replace the Rear Left Wheel Speed Sensor in accordance with the Service Information.

Perform ABS VERIFICATION TEST .

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 met.

With the scan tool, read ABS DTCs.

Did DTC 4497-REAR LEFT WHEEL SPEED SENSOR-SIGNAL PERFORMANCE reset?

Yes
1. Replace the Anti-Lock Brakes Module in accordance with the Service Information.
2. Perform ABS VERIFICATION TEST .
No
1. Test Complete.