Test 23: TRAC Off Indicator Problem

Ground instrument panel connector "B" terminal No. 10 and turn ignition on. If TRAC light does not illuminate, check wiring between instrument panel connector "B" terminal No. 10 and ABS & TRAC ECU. Check ECU. If wiring and ECU are okay, check light bulb. Replace as needed and retest. If light illuminates, replace circuit plate and retest. If problem still exists, replace power source unit.