Toyota Camry (XV70): Engine Circuit Malfunction (C1280)
DESCRIPTION
If a malfunction in the ECM circuit occurs, the 4WD ECU assembly will output this DTC.
DTC No. | Detection Item |
DTC Detection Condition | Trouble Area |
C1280 | Engine Circuit Malfunction |
When the following continues for 5 seconds or more:
- Communication with ECM is operating normally, but engine control system is malfunctioning.
|
- Engine control system
- 4WD ECU assembly
|
PROCEDURE
1. |
CHECK FOR DTC (ENGINE CONTROL SYSTEM) |
(a) Check if the engine control system DTC is output.
Powertrain > Engine > Trouble Codes
Result | Proceed to |
Engine control system DTC is not output |
A |
Engine control system DTC is output |
B |
READ NEXT:
DESCRIPTION If a malfunction in the speed sensor signal circuit or yaw rate and acceleration sensor (airbag sensor assembly) circuit occurs, the 4WD ECU assembly will output this DTC.
The airbag sen
DESCRIPTION The 4WD ECU assembly determines that the vehicle is turning based on the signals sent from the steering sensor.
The steering sensor signal is sent to the 4WD ECU assembly via CAN communi
DESCRIPTION The 4WD ECU assembly receives signals from each sensor to control clutch fluid pressure for limiting the center differential operation, which distributes torque according to the driving co
SEE MORE:
DESCRIPTION The ABS solenoid relay and reservoir cut solenoid valves are built into the brake actuator assembly.
When the brakes are operating, the reservoir cut solenoid valves supply brake fluid from the brake master cylinder reservoir assembly to the pump motor as necessary.
When this DTC is
CAUTION / NOTICE / HINT HINT: *: Use the Techstream. PROCEDURE
1.
VEHICLE BROUGHT TO WORKSHOP
NEXT
2.
CUSTOMER PROBLEM ANALYSIS (a) Interview the customer and confirm the problem.
Click here
NEXT
3.