Tech Tips
Use the table below to help determine the cause of the problem symptom. The potential causes of the symptoms are listed in order of probability in the "Suspected area" column of the table. Check each symptom by checking the suspected areas in the order they are listed. Replace parts as necessary.
Inspect the fuses and relays related to the system before inspecting the suspected areas below.
| Symptom | Suspected Area | See page |
|---|---|---|
| Rear Left Seat's Seat Heater does not Operate | Seat heater switch | |
| Seat climate control ECU LH | ||
| Harness or connector | ||
| Rear Right Seat's Seat Heater does not Operate | Seat heater switch | |
| Seat climate control ECU RH | ||
| Harness or connector | ||
| Rear Seat Heater does not Operate Through Accessory Meter Assembly | CAN communication system (for LHD) | |
| CAN communication system (for RHD) | ||
| Air conditioning amplifier | ||
| Remote operation switch | ||
| Multi-media module receiver assembly | ||
| Accessory meter assembly | ||
| Rear power seat switch | ||
| Harness or connector | - |