Sensor power supply2 circuit
Engine control systemC1109 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 ...
P117A air fuel ratio
DTC Description
DTC DETECTION LOGIC
DTC No.
CONSULT screen terms
(Trouble diagnosis content)
DTC detecting condition
P117A
AIR FUEL RATIO B1
(AIR FUEL RATIO B1)
ECM detects a lean/rich air fuel ratio state in any cylinder for a
specified
length of time.
...
Fuel injector
Component Function Check
1.INSPECTION START
Turn ignition switch to START.
Are any cylinders ignited?
YES >> GO TO 2.
NO >> Proceed to EC-464, "Diagnosis Procedure".
2.CHECK FUEL INJECTOR FUNCTION
With CONSULT
Start engine.
Perform “POWER BALANCE ...