ICC Brake Switch
ICC BRAKE SWITCHComponent Description
When depress on the brake pedal, ICC brake switch is turned OFF and stop lamp switch is turned ON. ECM detects the state of the brake pedal by this input of two kinds (ON/OFF signal)
Refer to CCS-13 for the ICC function. Intelligent Cruise Control System
Diagnosis Procedure
Step 1-2:
Step 2 (Continued)-6:
Step 6 (Continued)-10:
Step 10 (Continued)-14:
Component Inspection
ICC BRAKE SWITCH
1. Turn ignition switch OFF.
2. Disconnect ICC brake switch harness connector.
3. Check continuity between ICC brake switch terminals 1 and 2 under the following conditions.
If NG, adjust ICC brake switch installation, refer to BR-14, "Inspection and Adjustment", Adjustments and perform step 3 again.
STOP LAMP SWITCH
1. Turn ignition switch OFF.
2. Disconnect stop lamp switch harness connector.
3. Check continuity between stop lamp switch terminals 3 and 4 under the following conditions.
If NG, adjust stop lamp switch installation, refer to BR-14, "Inspection and Adjustment", Adjustments and perform step 3 again.
ICC BRAKE HOLD RELAY
1. Apply 12 V direct current between ICC brake hold relay terminals 1 and 2.
2. Check continuity between relay terminals 3 and 4, 6 and 7 under the following conditions.
3. If NG, replace ICC brake hold relay.