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-> Yes GO to Pinpoint Test G426404t28.
-> No INSTALL a new rear climate control module. CLEAR the DTC. TEST the system for normal operation. G426404t28 : CHECK THE REAR BLOWER MOTOR FOR SHORT TO GROUND 1. Disconnect the rear blower motor connector RA4. 2. Measure the resistance between the rear climate control module connector RA2, pin 07 and GROUND. •
Is the resistance less than 10,000 ohms? -> Yes REPAIR the short circuit. For additional information, refer to the wiring diagrams. CLEAR the DTC. TEST the system for normal operation.
-> No INSTALL a new rear blower motor. CLEAR the DTC. TEST the system for normal operation. PINPOINT TEST G426404p9 : REAR G426404t29 : CHECK THE REAR BLOWER MOTOR FOR BATTERY VOLTAGE 1. Disconnect the battery negative terminal. Battery Disconnect and Connect 2. Disconnect the rear blower motor connector RA4. 3. Reconnect the battery negative terminal. Battery Connect (86.15.15) 4. Turn the ignition switch to the ON position. 5. Measure the voltage between the rear blower motor connector RA4, pin 01 and GROUND. •
Is the voltage less than 10 volts? -> Yes REPAIR the circuit between the rear blower motor connector RA4, pin 01 and battery positive. This circuit includes the rear passenger distribution box (fuse 53) and rear ignition relay R2. Test the system for normal operation.
-> No GO to Pinpoint Test G426404t30.
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