DTC codes / Chrysler codes / P1539
P1539 on Chrysler vehicles means the powertrain control module (PCM) has detected a high-voltage condition on the air conditioning (A/C) clutch feedback circuit, indicating the feedback signal is stuck above the expected range. The PCM monitors this circuit to confirm the A/C compressor clutch is engaging and disengaging as commanded, and a high voltage tells it the circuit is open, shorted to power, or the clutch assembly has failed.
Guidance is general and written for Chrysler vehicles. Exact tests and values vary by model, so confirm the fault before replacing parts.
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