NO.3 POWER ASSIST DIFFERS BETWEEN RIGHT AND LEFT TURNS

id060300801000

3

Power assist differs between right and left turns.

TROUBLESHOOTING HINTS

• Steering gear and linkage malfunction
• EPS control module malfunction
• Poor connection of EPS CM connector, terminal damage.

Diagnostic procedure

STEP

INSPECTION

ACTION

1
• Have DTCs been recorded in the memory?
Yes
Perform inspection using the appropriate DTC.
No
Go to the next step.
2
• Inspect the connection of the EPS CM connector (2-pin, 2-pin, 12-pin).
• Disconnect the EPS CM connector (2-pin, 2-pin, 12-pin).
• Inspect both the EPS CM and wiring harness-side connector for poor connection (such as damage/pulled-out pins, corrosion).
• Are all the pins normal?
Yes
Replace the steering gear and linkage.
No

If poor connection of audio unit connector:

• Securely connect the EPS CM connector.

If the audio unit side connector is wrong:

• Replace the EPS CM.

If the wiring harness-side connector is wrong:

• Repair or replace the pins and/or the connector.
 
• The treatment of the above-mentioned is executed.
• Recheck malfunction symptoms, then replace the steering gear and linkage.