ICC Steering Switch
DTC P1564 ICC STEERING SWITCHComponent Description
ICC steering switch has variant values of electrical resistance for each button. ECM reads voltage variation of switch, and determines which button is operated.
Refer to ACS-9 for the ICC function. Intelligent Cruise Control (ICC)
CONSULT-III Reference Value in Data Monitor Mode
On Board Diagnosis Logic
DTC Confirmation Procedure
NOTE: If DTC Confirmation Procedure has been previously conducted, always turn ignition switch OFF and wait at least 10 seconds before conducting the next test.
1. Turn ignition switch ON.
2. Wait at least 10 seconds.
3. Press MAIN switch for at least 10 seconds, then release it and wait at least 10 seconds.
4. Press CANCEL switch for at least 10 seconds, then release it and wait at least 10 seconds.
5. Press RESUME/ACCELERATE switch for at least 10 seconds, then release it and wait at least 10 seconds.
6. Press SET/COAST switch for at least 10 seconds, then release it and wait at least 10 seconds.
7. Press DISTANCE switch for at least 10 seconds, then release it and wait at least 10 seconds.
8. Press LDP ON switch for at least 10 seconds, then release it and wait at least 10 seconds.
9. Check DTC.
10. If DTC is detected, go to "Diagnosis Procedure".
Wiring Diagram
EC-ICC/SW-01:
Diagnosis Procedure
Step 1-2:
Step 2 (Continued)-4:
Step 4 (Continued)-8:
Component Inspection
ICC STEERING SWITCH
1. Disconnect combination switch (spiral cable) harness connector M303.
2. Check continuity between combination switch terminals 18 and 21 with pushing each switch.
If NG, replace ICC steering switch.