Yes | GO to B2 |
|---|---|
No | If DTC C0031:07, C0034:07, C0037:07 or C0039:0A is present, GO to B3 If DTC C0031:2F, C0034:2F, C0037:2F or C0039:2F is present, GO to B3 If DTC C0030:07, C0033:07, C0036:07 or C0039:07 is present, GO to B6 For all other ABS module Diagnostic Trouble Codes (DTCs), GO to the DTC Chart: ABS Module. |
B2 CHECK THE TIRE SIZE AND PRESSURE
Ignition OFF. Verify all the tires and wheels are the same size and the tire size and inflation pressures are correct as indicated on the VC label.
Are the tires and wheels OK?
Yes | GO to B3 |
|---|---|
No | INSTALL the correct size tire or wheel or ADJUST tire pressure as necessary. |
B3 CHECK THE WHEEL SPEED SENSOR MOUNTING
With the transmission in NEUTRAL, position the vehicle on a hoist. REFER to: Jacking and Lifting - Overview (100-02 Jacking and Lifting, Description and Operation). Inspect the wheel speed sensor for correct installation and the fastener for looseness.
Is the wheel speed sensor installed correctly and the fastener tightened to specifications?
Yes | GO to B5 |
|---|---|
No | REINSTALL the wheel speed sensor and tighten the fastener to specifications. REFER to: Front Wheel Speed Sensor (206-09 Anti-Lock Brake System (ABS) and Stability Control, Removal and Installation). REFER to: Rear Wheel Speed Sensor (206-09 Anti-Lock Brake System (ABS) and Stability Control, Removal and Installation). GO to B4 |
B4 CHECK THE WHEEL SPEED SENSOR PARAMETER IDENTIFICATIONS (PIDS)
Ignition ON. Using a diagnostic scan tool, access the ABS module Parameter Identifications (PIDs). Drive the vehicle at a speed greater than 20 km/h (12 mph) while monitoring the following Parameter Identifications (PIDs):
Left front wheel speed sensor (LF_WSPD) Right front wheel speed sensor (RF_WSPD) Left rear wheel speed sensor (LR_WSPD) Right rear wheel speed sensor (RR_WSPD)
Are the wheel speed Parameter Identifications (PIDs) within 5 km/h (3 mph) of each other and the vehicle speed as indicated on the speedometer?
Yes | The system is operating correctly at this time. The concern may have been caused by a loose or incorrectly installed wheel speed sensor. |
|---|---|
No | GO to B5 |
2016 Mustang workshop publication supplied to Mustang Atlas. Original technical text and illustrations; HTML formatting by Mustang Atlas. Source page numbering is retained for traceability. Follow the configuration, revision, warnings, and cross-references in the material. About this edition.