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DTC 06, 10, 12, 14, 18, 21 (WHEN TWO OR MORE DTCS ARE INDICATED AT THE SAME TIME)

id070200812000

DTC 06, 10, 12, 18, 21 | Climate control unit (+5V power supply or sensor ground system) or sensor ground system
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POSSIBLE CAUSE | • Climate control unit malfunction • Open circuit between climate control unit and each temperature sensor • Open circuit between climate control unit and air mix actuator • Open circuit between climate control unit and airflow mode actuator

Diagnostic Procedure

STEP | INSPECTION | ACTION
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1 | • Disconnect climate control unit connector (24-pin) and evaporator temperature sensor connector. • Is there continuity between terminal 1I of climate control unit connector (24-pin) and terminal A of evaporator temperature sensor connector? | Yes | Replace climate control unit.
No | Repair wiring harness.