PrecautionC1109 power and ground system
DTC Logic
DTC DETECTION LOGIC
DTC
Display Item
Malfunction detected condition
Possible causes
C1109
BATTERY VOLTAGE
[ABNORMAL]
When ignition voltage is 10 V or less.
When ignition voltage is 16 V or more.
Harness or connector ...
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 ...
Key switch signal circuit (without intelligent key)
Description
Transmits a key switch signal to the BCM.
Component Function Check
1. CHECK BCM INPUT SIGNAL
Select "Data Monitor" for "BCM" and check the "KEY ON SW" monitor value.
Is the inspection result normal?
YES >> Inspection End.
NO >> Refer ...