Pinpoint Test G426404P1

PINPOINT TEST G426404p1 : DTC B2832: MODE SERVO CIRCUIT TEST

G426404t1 : CHECK THE MODE SERVO POSITION FEEDBACK CIRCUIT FOR SHORT TO GROUND
1. Disconnect the battery negative terminal.
2. Disconnect the rear climate control module connector RA01.
3. Disconnect the mode servo connector RA09.
4. Measure the resistance between the rear climate control module connector RA01, pin 01 (UY) and GROUND.

- Is the resistance less than 10,000 ohms?

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

-> NO
GO to Pinpoint Test G426404t2.

G426404t2 : CHECK THE MODE SERVO POSITION FEEDBACK CIRCUIT FOR OPEN CIRCUIT
1. Measure the resistance between the rear climate control module connector RA01, pin 01 (UY) and mode servo connector RA09, pin 02 (UY).

- Is the resistance greater than 5 ohms?

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

-> NO
GO to Pinpoint Test G426404t3.

G426404t34 : CHECK THE MODE SERVO MOTOR FEED CIRCUIT FOR OPEN CIRCUIT
1. Measure the resistance between the rear climate control module connector RA02, pin 04 (OY).

- Is the resistance greater than 5 ohms?

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

-> NO
GO to Pinpoint Test G426404t35.

G426404t35 : CHECK THE MODE SERVO MOTOR FEED CIRCUIT FOR SHORT TO GROUND
1. Measure the resistance between the rear climate control module connector RA02, pin 04 (OY) and GROUND.

- Is the resistance less than 10,000 ohms?

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

-> NO
GO to Pinpoint Test G426404t36.

G426404t36 : CHECK THE MODE SERVO MOTOR RETURN CIRCUIT FOR OPEN CIRCUIT
1. Measure the resistance between the rear climate control module connector RA02, pin 05 (O) and mode servo connector RA09, pin 05 (O).

- Is the resistance greater than 5 ohms?

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

-> NO
GO to Pinpoint Test G426404t37.

G426404t37 : CHECK THE MODE SERVO MOTOR RETURN CIRCUIT FOR SHORT TO GROUND
1. Measure the resistance between the rear climate control module connector RA02, pin 05 (O) and GROUND.

- Is the resistance less than 10,000 ohms?

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

-> NO
GO to Pinpoint Test G426404t3.

G426404t3 : CHECK THE MODE SERVO POSITION FEEDBACK CIRCUIT FOR SHORT TO B+
1. Reconnect the battery negative terminal.
2. Turn the ignition switch to the ON position.
3. Measure the voltage between the rear climate control module connector RA01, pin 01 (UY) and GROUND.

- Is the voltage greater than 3 volts?

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

-> NO
INSTALL a new mode servo. CLEAR the DTC. TEST the system for normal operation. If the DTC is repeated, INSTALL a new rear climate control module.