Toyota CH-R Service Manual: Engine Control System Malfunction (C1201)

Toyota CH-R Service Manual / Brake Control / Dynamic Control Systems / Vehicle Stability Control System / Engine Control System Malfunction (C1201)

DESCRIPTION

If a malfunction in the SFI system is detected, the operation of VSC and TRAC is prohibited by the fail-safe function. When the signals from the engine are received normally, fail-safe control is canceled.

DTC No.	Detection Item	DTC Detection Condition	Trouble Area
C1201	Engine Control System Malfunction	Engine control system malfunction signal continues for 2.5 seconds.	SFI system

PROCEDURE

1.	CHECK SFI SYSTEM

(a) Check if SFI system DTCs are output.

w/o Canister Pump Module: Click here

w/ Canister Pump Module: Click here

Result	Proceed to
DTCs are not output.	A
DTCs are output.(w/o Canister Pump Module)	B
DTCs are output.(w/ Canister Pump Module)	C

HINT:

If troubleshooting has been carried out according to Problem Symptoms Table, refer back to the table and proceed to the next step before replacing parts.

Click here

REPLACE ECM

INSPECT SFI SYSTEM

ABS Warning Light Remains ON

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ABS Warning Light does not Come ON

DESCRIPTION The skid control ECU (brake actuator assembly) is connected to the combination meter assembly via CAN communication. CAUTION / NOTICE / HINT NOTICE: When replacing the skid control E ...

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Toyota CH-R Service Manual: Engine Control System Malfunction (C1201)

ABS Warning Light Remains ON

ABS Warning Light does not Come ON

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