NO.8 TCS INDICATOR LIGHT STAYS ON MORE THAN 4 SECONDS WITH IGNITION SWITCH ON.

BME040367650W08

8

TCS indicator light stays on more than 4 seconds with ignition switch ON.

[TROUBLESHOOTING HINTS]

• TCS indicator light circuit shorted to ground.

Diagnostic procedure

STEP

INSPECTION

ACTION

1
CHECK FOR DTCs IN ABS/TCS HU/CM
• Have DTCs been recorded in memory?
Yes
Perform inspection using appropriate DTC.
No
Go to next step.
*2
CHECK FOR SHORT TO GROUND CIRCUITS IN ABS/TCS HU/CM
• Disconnect ABS/TCS HU/CM.
• Does TCS indicator light go out with ignition switch ON?
Yes
Replace ABS/TCS HU/CM (short to ground in ABS/TCS HU/CM).
No
Go to next step.
*3
VERIFY WHETHER MALFUNCTION IS IN WIRING HARNESS (BETWEEN INSTRUMENT CLUSTER AND ABS/TCS HU/CM FOR SHORT TO GROUND) OR INSTRUMENT CLUSTER
• Disconnect instrument cluster (20-pin).
• Connect SST (adapter harness) (vehicle harness side only).
• Is there continuity between SST (adapter harness) connector Terminal M and ground?
Yes
Repair wiring harness between ABS/TCS HU/CM (Terminal M) and instrument cluster.
No
Replace instrument cluster (short to ground in instrument cluster).