PR25DD engine
WARNING: This page is about a different variant/trim than selected.
- 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.
+
-
Voltage
Stop lamp switch
Connector
Terminal
E38
1
Ground
Battery voltage
Is the inspection result normal?
YES
GO TO 2.
NO
Perform the trouble diagnosis for power supply circuit.
- CHECK STOP LAMP SWITCH
Check the stop lamp switch. Refer to Component Inspectio .
Is the inspection result normal?
YES
GO TO 3.
NO
Replace stop lamp switch. Refer to Exploded View .
- CHECK STOP LAMP SWITCH SIGNAL CIRCUIT
- Disconnect ECM harness connector.
- Check the continuity between stop lamp switch harness connector and ECM harness connector.
+
-
Continuity
Stop lamp switch
ECM
Connector
Terminal
Connector
Terminal
E38
2
E31
149
Existed
- Also check harness for short to ground and to power.
Is the inspection result normal?
YES
Check intermittent incident. Refer to Inspection .
NO
Repair or replace error-detected parts.