DESCRIPTION
If a malfunction in the engine control system is detected, the operations of VSC and TRAC are prohibited by the fail-safe function. When the signals from the engine are input normally, the fail-safe is cancelled and the DTC is not stored.
DTC Code |
DTC Detection Condition |
Trouble Area |
---|---|---|
C1201/51 |
Engine control system malfunction signal continues for 5 seconds. |
Engine control system |
PROCEDURE
1. |
CHECK ENGINE CONTROL SYSTEM |
(a) Check if the engine control system DTC is output (See page
for 2GR-FE, or
for 1AR-FE).
Result |
Proceed to |
---|---|
DTC is not output (for 2GR-FE) |
A |
DTC is not output (for 1AR-FE) |
B |
DTC is output (for 2GR-FE) |
C |
DTC is output (for 1AR-FE) |
D |
A | ![]() |
REPLACE ECM (for 2GR-FE) |
B | ![]() |
REPLACE ECM (for 1AR-FE) |
C | ![]() |
INSPECT ENGINE CONTROL SYSTEM (for 2GR-FE) |
D | ![]() |
INSPECT ENGINE CONTROL SYSTEM (for 1AR-FE) |
Camshaft Position "B" Actuator Circuit / Open (Bank 1) (P0013)
DESCRIPTION
The Variable Valve Timing (VVT) system adjusts the exhaust valve timing to improve
driveability. The engine oil pressure turns the VVT controller to adjust the valve
timing.
The camshaft timing oil control valve is a solenoid valve and switch ...
Short to GND in Immobiliser System Power Source Circuit (B278A)
DESCRIPTION
This DTC is stored when the engine switch power source supply line is open or
shorted.
DTC No.
DTC Detection Condition
Trouble Area
B278A
Engine switch power source supply line is ope ...
How To Proceed With Troubleshooting
CAUTION / NOTICE / HINT
HINT:
Use the following procedures to troubleshoot the power back door system.
*: Use the Techstream.
PROCEDURE
1.
VEHICLE BROUGHT TO WORKSHOP
NEXT
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