Diagnostic Test
- CHECK STEERING ANGLE MAIN CONTROL MODULE SIGNAL
With CONSULT
- Turn the ignition switch ON.
- On the CONSULT screen, select "DAST 1">>"DATA MONITOR">>"BACK UP SIG 1 VOLT".
- Check the value
Monitor item Standard value (Approx.) BACK UP SIG 1 VOLT 0.5 - 4.75 V
Is the inspection result normal?
YES
GO TO STEP 4 .
NO
GO TO STEP 2 .
- CHECK THE BACK UP SIGNAL CIRCUIT
- Turn the ignition switch OFF.
- Disconnect each control module harness connector.
- Check the continuity between both control module harness connectors.CHECK THE CONTINUITY BETWEEN BOTH CONTROL MODULE HARNESS CONNECTORS
Steering angle main control module Steering angle sub control module Continuity Connector Terminal Connector Terminal E26 17 E29 22 Existed - Check the continuity between steering force control module harness connector and ground.CHECK THE CONTINUITY BETWEEN STEERING FORCE CONTROL MODULE HARNESS CONNECTOR AND GROUND
Steering angle main control module - Continuity Connector Terminal E26 17 Ground Not existed
Is the inspection result normal?
YES
GO TO STEP 3 .
NO
Repair or replace error - detected part.
- PERFORM SELF - DIAGNOSIS
- Connect each control module harness connector.
- Start the engine.CAUTION:
Never drive the vehicle.
- Perform self-diagnosis for "DAST 2".
Is any DTC is detected?
YES
Check the DTC. Refer to DTC INDEX .
NO
GO TO STEP 4 .
- CHECK INTERMITTENT INCIDENT
- Turn the ignition switch OFF.
- Check enlarged contact spring of terminal. Refer to HOW TO CHECK TERMINAL .
- Perform intermittent incident while turning steering wheel. Refer to INTERMITTENT INCIDENT .
Is the inspection result normal?
YES
Replace steering angle main control module. Refer to REMOVAL AND INSTALLATION .
NO
Repair or replace error - detected part.