Toyota Tacoma manuals

Toyota Tacoma 2015-2018 Service Manual: Engine Control System Malfunction (C1201)

DESCRIPTION

If a malfunction in the engine control system is detected, VSC and TRAC operations are prohibited by the fail-safe function.

DTC No.

Detection Item

DTC Detection Condition

Trouble Area

C1201

Engine Control System Malfunction

A malfunction signal is received from the ECM.

Engine control system

PROCEDURE

1.

CHECK DTC (ENGINE CONTROL SYSTEM)

(a) Check if any engine control system DTC is output.

Result

Result

Proceed to

DTC is not output

A

DTC is output

B

A

USE SIMULATION METHOD TO CHECK

B

GO TO ENGINE CONTROL (DIAGNOSTIC TROUBLE CODE CHART)

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