DTC Troubleshooting: B1232 (H)
Check for continuity between the climate control unit 32P connector terminals No. 23 and No. 24.
Is there continuity?
YES
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Repair short in the wires between the climate control unit and the evaporator temperature sensor.■
NO
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Substitute a known-good climate control unit, and recheck. If the symptom/indication goes away, replace the original climate control unit .■