Inspection and adjustment
Power supply and ground circuitInterior room lamp control circuit
Description
Controls each interior room lamp (ground side) by pwm signal.
Note:
Pwm signal control period is approximately 250 hz (in the gradual
brightening/dimming).
Component function check
Caution:
Before performing the diagnosis, check that the following are normal.
Interior room l ...
B terminal circuit
Description
“B” terminal circuit supplies power to charge the battery and to operate the
vehicles electrical system.
Diagnosis procedure
Regarding wiring diagram information. Refer to chg-9, "wiring diagram".
1.Check “b” terminal connection
Turn ignition switc ...
Washer switch
Description
Washer switch is integrated with combination switch (wiper and washer
switch).
Combination switch (wiper and washer switch) supplies ground and fuse #
6 supplies power for the front
washer motor to operate.
Component Inspection
Regarding wiring diagram information, ...