Diagnostic Procedure

No. 5 ABS OR TCS1 OPERATES FREQUENTLY/TCS DOES NOT WORK CORRECTLY DIAGNOSTIC PROCEDURE

Step	Inspection		Action
1	CONFIRM DSC HU/Control Module AND PCM DTC Retrieve the DSC HU/Control Module DTC using the M-MDS. (See DTC INSPECTION [DSC HU/Control Module] .) Retrieve the PCM DTC using the M-MDS, if the traction control function has a problem. (See ON-BOARD DIAGNOSTIC TEST [PCM (SKYACTIV-G 2.5T)] .) Are any DTCS present?	Yes	Go to the applicable DTC inspection. (See DTC TABLE [DSC HU/Control Module] .) (See DTC TABLE [PCM (SKYACTIV-G 2.5T)] .)
1		No	Go to the next step.
2	INSPECT TIRE SIZE AND AIR PRESSURE Inspect tire size and air pressure. Is the tire size and air pressure as specified?	Yes	Go to the next step.
2		No	Replace with specified tires and adjust tire air pressure.
3	INSPECT ABS WHEEL-SPEED SENSOR Inspect for each ABS wheel-speed sensor. (See FRONT ABS WHEEL-SPEED SENSOR INSPECTION .) (See REAR ABS WHEEL-SPEED SENSOR INSPECTION [2WD] .) (See REAR ABS WHEEL-SPEED SENSOR INSPECTION [AWD] .) Is the ABS wheel-speed sensor normal?	Yes	Found malfunctioning part according to the "INTERMITTENT CONCERN TROUBLESHOOTING". (See PRECAUTION [DYNAMIC STABILITY CONTROL (DSC)] .)
3		No	ABS wheel-speed sensor installation inspection: Inspect the ABS wheel-speed sensor for looseness and confirm it is securely installed. ABS sensor rotor installation inspection: Inspect the ABS sensor rotor for poor installation. Repair or replace any malfunctioning parts according to the inspection result.