Power Source Circuit

OTHER SYSTEM: CLOCK: Power Source Circuit
- Power Source Circuit

DESCRIPTION

* This circuit is the power source for the clock assembly.

* This circuit provides two types of power sources; one is a constant power source mainly used as a backup power source, and the other is a power source mainly used for signal transmission. The constant power source is mainly used as a backup power source of the clock assembly, however, it is also used for communication.

HINT
If the clock assembly displays "1:00" when the ignition switch turned off, and turned on (IG) again, the B terminal has a malfunction.

WIRING DIAGRAM

INSPECTION PROCEDURE

PROCEDURE

1. INSPECT CLOCK ASSEMBLY

(a) Disconnect the F3 connector.

(b) Measure the voltage according to the value(s) in the table below.

Standard voltage:

NG -- REPAIR OR REPLACE HARNESS OR CONNECTOR

OK -- PROCEED TO NEXT INSPECTION PROCEDURE SHOWN IN PROBLEM SYMPTOMS TABLE