Pinpoint Test G426404P10

PINPOINT TEST G426404p10 : AUXILIARY CLIMATE CONTROL MODULE CIRCUIT TESTS

G426404t33 : CHECK THE AUXILIARY CLIMATE CONTROL MODULE BATTERY SUPPLY CIRCUIT FOR OPEN CIRCUIT
1. Disconnect the battery negative terminal.
2. Disconnect the rear climate control module connector RA02.
3. Reconnect the battery negative terminal.
4. Turn the ignition switch to the ON position.
5. Measure the voltage between the rear climate control module connector RA02, pin 08 (N) and GROUND.

- Is the voltage less than 10 volts?

-> YES
REPAIR the high resistance circuit between the rear climate control module connector RA02, pin 08 (N) and battery. This circuit includes the passenger junction fuse box (fuse8) and the switched system power relay. TEST the system for normal operation.

-> NO
GO to Pinpoint Test G426404t46.

G426404t46 : CHECK THE AUXILIARY CLIMATE CONTROL MODULE GROUND CIRCUIT FOR OPEN CIRCUIT
1. Turn the ignition switch to the OFF position.
2. Disconnect the battery negative terminal.
3. Measure the resistance between the rear climate control module connector RA02, pin 01 (B) and GROUND.

- Is the resistance greater than 5 ohms?

-> YES
REPAIR the high resistance circuit between the rear climate control module connector RA02, pin 01 (B) and ground connection G32BS. Check the ground connection for contamination and security. TEST the system for normal operation.

-> NO
INSTALL a new rear climate control module. TEST the system for normal operation.