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PINPOINT TEST G532451p5 : CHIME CIRCUIT TESTS



Pinpoint Tests

PINPOINT TEST G532451p5 : CHIME CIRCUIT TESTS

G532451t7 : CHECK THE CHIME CIRCUIT FOR OPEN CIRCUIT
1. Turn the ignition switch to the OFF position.
2. Disconnect the ACC module connector IP78.
3. Disconnect the chime module connector IP11.
4. Measure the resistance between the ACC module connector IP78, pin 06 (R) and chime module connector IP11, pin 03 (R).

- Is the resistance greater than 5 ohms?

-> YES
REPAIR the open circuit. CLEAR the DTC. TEST the system for normal operation.

-> NO
GO to Pinpoint Test

G532451t8 : CHECK THE CHIME CIRCUIT FOR SHORT CIRCUIT TO B+
1. Turn the ignition switch to the ON position.
2. Measure the voltage between the ACC module connector IP78, pin 06 (R) and GROUND.

- Is the voltage greater than 3 volts?

-> YES
REPAIR the short to B+. CLEAR the DTC. TEST the system for normal operation.

-> NO
INSTALL a new chime module. CLEAR the DTC. TEST the system for normal operation, If the DTC is repeated, INSTALL a new ACC module.