INSPECTION PROCEDURE 9: A/C pressure sensor system
TECHNICAL DESCRIPTION (COMMENT)
If the A/C pressure sensor system is defective, the wiring harness between the A/C pressure sensor and the heater controller assembly (A/C-ECU) is suspected.
TROUBLESHOOTING HINTS
Malfunction of the A/C pressure sensor
Malfunction of the heater controller assembly (A/C-ECU)
The wiring harness or connectors may have loose, corroded, or damaged terminals, or terminals pushed back in the connector
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