DTC 07, 11, 13, 19, 22 (MULTIPLE DTCS INDICATED)


BHE070201038W19

DTC 07, 11, 13, 19, 22

A/C amplifier (+5 V power supply or sensor ground) system inspection

POSSIBLE CAUSE

• Open circuit in wiring harnesses between A/C amplifier and each temperature sensor, air mix actuator, or airflow mode actuator

Diagnostic Procedure

STEP

INSPECTION

ACTION

1
• Disconnect the A/C amplifier connector (16-pin) and the evaporator temperature sensor connector.
• Is there an open circuit in the wiring harness between A/C amplifier connector (16-pin) terminal 2P and evaporator temperature sensor connector terminal A?
Yes
Repair the wiring harness.
No
The system is normal at present. (Clear the past malfunction from memory.)