DTC B1497/97 BUS IC Communication Malfunction: Description
WARNING: This page is about a different car, the 2008 Toyota RAV4. However, it is still accessible from the selected car via links, so may be relevant.
The air conditioning harness connects the air conditioning amplifier and the servos. The air conditioning amplifier supplies power and sends operation instructions to each servo through the air conditioning harness. Each servo sends damper position information to the air conditioning amplifier.
DTC DETECTION CONDITION AND TROUBLE AREA REFERENCE
| DTC No. | DTC Detection Condition | Trouble Area |
|---|---|---|
| B1497/97 | Communication line error or open |
|