SRS AIR BAG SYSTEM
Wiring Diagram
Luggage room lamp circuit
Description
Controls the luggage room lamp (ground side) to turn the luggage room lamp ON
and OFF.
Diagnosis Procedure
CAUTION:
Before performing the diagnosis, check that the following is normal.
Interior room lamp power supply
Luggage room lamp bulb
1.CHECK LUGGAGE ROOM ...
P0643 sensor power supply
Description
ECM supplies a voltage of 5 V to some of the sensors systematically divided
into 2 groups, respectively.
Accordingly, when a short circuit develops in a sensor power source, a
malfunction may occur simultaneously
in the sensors belonging to the same group as the short-circuited ...
C1609 vehicle speed signal
DTC Logic
DTC DETECTION LOGIC
DTC
Display item
Malfunction detected condition
Possible cause
C1609
CAN VHCL SPEED
Malfunction is detected in vehicle speed signal that
is output from ABS actuator and electric unit (control
unit) via CA ...