DTC B1224-4B: Left Thermal Electric Device Control - Over temperature: Action
- Check for blockage or restriction in thermal electric device air path
- Carry out on demand self test using manufacturer approved diagnostic system to confirm the fault is present
- Refer to the applicable SYSTEM WIRING DIAGRAM(S) and check the front seat climate control module - Circuit reference LH_SEAT_BACK_TED+, Circuit reference LH_SEAT_BACK_TED- - For short circuit to ground. Repair circuit as required, clear DTC and retest
- Refer to the applicable SYSTEM WIRING DIAGRAM(S) and check the front seat climate control module - Circuit reference LH_CUSHION_TED+, Circuit reference LH_CUSHION_TED- For short circuit to ground. Repair circuit as required, clear DTC and retest
- Carry out on demand self test using manufacturer approved diagnostic system to confirm rectification. Alternatively, carry out any pinpoint tests associated with this DTC using the manufacturer approved diagnostic system