DIAGNOSTIC TROUBLE CODE CHART
HINT:
If a trouble code is stored during the DTC check, inspect the trouble areas listed for that code. For details of the code, refer to the "See page" below.
1. CERTIFICATION ECU (SMART KEY ECU ASSEMBLY) DIAGNOSTIC TROUBLE CODE CHART
Certification ECU (Smart Key ECU Assembly)
DTC Code |
Detection Item |
Trouble Area |
See page |
---|---|---|---|
B2784 |
Antenna Coil Open / Short |
1. Engine switch 2. Certification ECU (Smart key ECU assembly) |
|
B278A |
Short to GND in Immobiliser System Power Source Circuit |
1. Wire harness or connector 2. Engine switch 3. Certification ECU (Smart key ECU assembly) |
|
2. ECM DIAGNOSTIC TROUBLE CODE CHART
HINT:
The DTCs for the engine immobiliser system are specified above. If the other codes are output, check the DTC chart for the SFI system.
ECM
DTC Code |
Detection Item |
Trouble Area |
See page |
---|---|---|---|
B2799 |
Engine Immobiliser System Malfunction |
1. Wire harness or connector 2. ECM 3. Certification ECU (Smart key ECU assembly) |
|
B279A |
Theft Deterrent System Communication Line High Fixation |
1. Wire harness or connector 2. ECM 3. Certification ECU (Smart key ECU assembly) |
|
B279C |
Theft Deterrent System Presence Detection |
ECM |
|
Actuator Check
ACTUATOR CHECK
1. ACTUATOR CHECK
(a) Start the engine and warm it up.
(b) Perform the indicator check (See page
).
(c) Press the "Recirculation/Fresh" switch to perform the actuator check.
HINT:
Be sure to perform the actuator check after ...
Inspection
INSPECTION
PROCEDURE
1. INSPECT PRELOAD
(a) Using SST and a torque wrench, measure the preload of the backlash
between the driven pinion and ring gear.
SST: 09326-20011
Preload (at Starting):
Item
P ...
Lost Communication with ECM / PCM "A" (U0100-U0142,U0155)
DESCRIPTION
These DTCs are stored when the clearance warning ECU assembly cannot receive
and recognize several signals via the CAN communication system.
DTC No.
DTC Detection Condition
Trouble Area
U0100
...