Diagnosis Procedure
- CHECK STOP LAMP SWITCH CIRCUIT
- Turn ignition switch OFF.
- Check the stop lamp when depressing and releasing the brake pedal.
BRAKE PEDAL AND STOP LAMP REFERENCE CHARTBrake pedal Stop lamp Fully released Not illuminated Slightly depressed Illuminated Is the inspection result normal?
YES: GO TO 4.
NO: GO TO 2.
- CHECK STOP LAMP SWITCH POWER SUPPLY CIRCUIT
- Turn ignition switch OFF.
- Disconnect stop lamp switch harness connector.
- Check the voltage between stop lamp switch harness connector and ground.
TERMINAL VOLTAGE REFERENCE CHARTStop lamp switch Ground Voltage Connector Terminal E114 (M/T)
E115 (CVT)1 Ground Battery voltage Is the inspection result normal?
YES: GO TO 4.
NO: GO TO 3.
- DETECT MALFUNCTIONING PART
Check the following.
- Harness connectors E7, M69
- 10 A fuse (No. 7)
- Harness for open or short between stop lamp switch and battery
Repair open circuit or short to ground or short to power in harness or connectors.
- CHECK STOP LAMP SWITCH INPUT SIGNAL CIRCUIT FOR OPEN AND SHORT
- Disconnect ECM harness connector.
- Check the continuity between ECM harness connector and stop lamp switch harness connector.TERMINAL CONTINUITY REFERENCE CHART
ECM Stop lamp switch Continuity Connector Terminal Connector Terminal E16 99 E114 (M/T)
E115 (CVT)2 Existed - Also check harness for short to ground and short to power.
Is the inspection result normal?
YES: GO TO 5.
NO: Repair open circuit or short to ground or short to power in harness or connectors.
- CHECK STOP LAMP SWITCH
Refer to "COMPONENT INSPECTION (STOP LAMP SWITCH) ".
Is the inspection result normal?
YES: GO TO 6.
NO: Replace stop lamp switch.
- CHECK INTERMITTENT INCIDENT
Refer to "INTERMITTENT INCIDENT ".
INSPECTION END