DTC C1280/82: Engine Circuit Malfunction: Procedure

WARNING: This page is about a different car, the 2011 Toyota Matrix. However, it is still accessible from the selected car via links, so may be relevant.

REPLACE 4WD CONTROL ECU. Refer to REMOVAL

CHECK FOR DTC

Clear the DTC. Refer to DTC CHECK / CLEAR .
Turn the ignition switch off.

Turn the ignition switch to ON and check that the Engine control DTC is not output.

Result

Result	Proceed to
DTC is not output	A
Engine control DTC is output	B

B → See step 3

A → See step 1

GO TO SFI SYSTEM. Refer to DIAGNOSTIC TROUBLE CODE CHART