Fail-Safe Table
When any of the following malfunctions (DTCs) is detected, HVAC control module enters fail-safe mode. However, when HVAC control module detects normal operation of A/C system, fail-safe mode is canceled.
FAIL-SAFE TABLE
| DTC No. | Trouble Area | Fail-Safe Operation | |
|---|---|---|---|
| Detection of malfunction when ignition switch is turned ON | Detection of malfunction during ignition switch is ON | ||
| B1511 | Temperature control actuator (position sensor) and/or its circuit | The operation of actuator stops. | |
| B1512 | Air flow control actuator (position sensor) and/or its circuit | ||
| B1513 | Temperature control actuator and/or its circuit | ||
| B1514 | Air flow control actuator and/or its circuit | ||
| B1520 | Temperature selector and/or its circuit | Middle position | |
| B1521 | Blower speed selector and/or its circuit | 1st position | |
| B1522 | Air flow selector and/or its circuit | DEF position | |