Chevrolet Trax: Diagnostic information and procedures

Chevrolet Trax (2013-2022) Workshop Manual / HVAC & Restraints / HVAC - Automatic / Diagnostic information and procedures

SCHEMATIC WIRING DIAGRAMS

HVAC WIRING SCHEMATICS (ENCORE)

Power, Ground, and Blower Motor

Fig. 1: Power, Ground, and Blower Motor

Compressor Controls

Fig. 2: Compressor Controls

Duct and Evaporator Temperature Sensors

Fig. 3: Duct and Evaporator Temperature Sensors

Mode and Temperature Control Actuators

Fig. 4: Mode and Temperature Control Actuators

Sunload Sensor and Windshield Temperature Sensor

Fig. 5: Sunload Sensor and Windshield Temperature Sensor

DIAGNOSTIC INFORMATION AND PROCEDURES

HVAC COMPONENT REPLACEMENT REFERENCE

HVAC Component Replacement Reference

HVAC Component Replacement Reference

DIAGNOSTIC CODE INDEX

DIAGNOSTIC CODE INDEX

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DTC P0442

Diagnostic Instructions Perform the Diagnostic System Check - Vehicle prior to using this diagnostic procedure. Review Strategy Based Diagnosis for an overview of the diagnostic approach. Diagnostic Procedure Instructions provides an overview of each diagnostic category. DTC Descriptor DT

Mode control cam alignment (C60)

Alignment Procedure NOTE: The HVAC module must be removed to accurately set the mode cam gear timing. Failure to do so may result in poor HVAC performance, and damage to the HVAC module. Remove the heater and air conditioning evaporator and blower module assembly (HVAC). Refer to Heater and Ai

Chevrolet Trax: Diagnostic information and procedures

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DTC B0163, B0183, OR B1405: Passenger compartment temperature sensor/solar load sensor/control module voltage reference

DTC B018A, B048C, B048F, OR B1395: Windshield temperature sensor/humidity sensor/control module voltage reference

DTC B0193: Front blower motor speed circuit

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DTC P0442

Mode control cam alignment (C60)