Dtc C1201 Engine Control System Malfunction

Brake. Toyota Rav4. Aca30, 33, 38 Gsa33 Zsa30, 35
Brake Control. Toyota Rav4. Aca30, 33, 38 Gsa33 Zsa30, 35

DESCRIPTION

INSPECTION PROCEDURE

CHECK ENGINE CONTROL SYSTEM

DTC C1201 Engine Control System Malfunction


DESCRIPTION

If a malfunction in the engine control system is detected, the operation of VSC and TRC is prohibited by the fail-safe function. When the signals from the engine are input normally, the fail-safe control is canceled and the DTC is not stored.

DTC Code
DTC Detection Condition
Trouble Area
C1201
Engine control system malfunction signal continues for 1 second or more.
Engine control system

INSPECTION PROCEDURE

HINT:
Refer to the following pages when replacing the ECM.
  1. for 1AZ-FE: RAV4_ACA30 RM0000017UO01FX.html.
  2. for 2AZ-FE: RAV4_ACA30 RM0000017UO01HX.html.
  3. for 2GR-FE: RAV4_ACA30 RM0000017UO01GX.html.
  4. for 3ZR-FAE: RAV4_ACA30 RM0000017UO01KX.html.
Refer to the following pages when inspecting the engine control system (for DTC).
  1. for 1AZ-FE: RAV4_ACA30 RM000000PDF0FLX.html.
  2. for 2AZ-FE: RAV4_ACA30 RM000000PDF0CJX.html.
  3. for 2GR-FE: RAV4_ACA30 RM000002DSC02YX.html.
  4. for 3ZR-FAE: RAV4_ACA30 RM000000PDF0FMX.html.
1.CHECK ENGINE CONTROL SYSTEM
  1. Check if any engine control system DTC is output.

    HINT:
    1. for 1AZ-FE: RAV4_ACA30 RM000000PDK0VSX.html.
    2. for 2AZ-FE: RAV4_ACA30 RM000000PDK0AJX.html.
    3. for 2GR-FE: RAV4_ACA30 RM000000PDK0WDX.html.
    4. for 3ZR-FAE: RAV4_ACA30 RM000000PDK0WCX.html.
    Result:
    Result
    Proceed to
    DTC is not output.
    A
    DTC is output.
    B


B
INSPECT ENGINE CONTROL SYSTEM (for DTC)
A

REPLACE ECM