Component Function Check
- CHECK ICC BRAKE SWITCH FUNCTION
WITH CONSULT
- Turn ignition switch ON.
- Select "BRAKE SW1" in "DATA MONITOR" mode with CONSULT.
- Check "BRAKE SW1" indication under the following conditions.
Monitor item
Condition
Indication
BRAKE SW1
(ICC brake switch)
Brake pedal
Slightly depressed
OFF
Fully released
ON
WITHOUT CONSULT
- Turn ignition switch ON.
- Check the voltage between ECM harness connector terminals as per the following.
ECM
Condition
Voltage
Connector
+
-
Terminal
Terminal
E20
140
(ICC brake switch signal)
152
Brake pedal
Slightly depressed
Approx. 0 V
Fully released
Battery voltage
Is the inspection result normal?
YES
INSPECTION END
NO
Go to Diagnosis Procedure .