Dtc P0704 Clutch Switch Input Circuit Malfunction. Corolla Auris

Двигатель. COROLLA, AURIS. ZZE150 ZRE151,152 NDE150
Система Управления Двигателем 1Nd-Tv. COROLLA, AURIS. ZZE150 ZRE151,152 NDE150

DESCRIPTION

WIRING DIAGRAM

INSPECTION PROCEDURE

INSPECT CLUTCH SWITCH ASSEMBLY

CHECK HARNESS AND CONNECTOR (CLUTCH SWITCH - ECM)

CHECK HARNESS AND CONNECTOR (CLUTCH SWITCH - BODY GROUND)

DTC P0704 Clutch Switch Input Circuit Malfunction


DESCRIPTION

The clutch switch is mounted on the clutch pedal. The switch is turned off when depressing the clutch pedal, and transmits a signal to the ECM.

DTC No.
DTC Detection Condition
Trouble Area
P0704
No clutch switch signals in sent to ECM despite gears being shifted
(The MIL is illuminated and a DTC is set when the same malfunction is detected on 2 consecutive trips*
*: One trip is counted when the ignition switch is turned from off to the ON position and back to off)
  1. Open or short in clutch switch circuit
  2. Clutch switch
  3. ECM
УКАЗАНИЕ:
DTC P0704 is set when the gears are shifted more than 10 times.

WIRING DIAGRAM


COROLLA, AURIS. ZZE150 ZRE151,152 NDE150.Система Управления Двигателем 1Nd-Tv.Система Ecd. Dtc P0704 Clutch Switch Input Circuit Malfunction


INSPECTION PROCEDURE

1.INSPECT CLUTCH SWITCH ASSEMBLY


    COROLLA, AURIS. ZZE150 ZRE151,152 NDE150.Система Управления Двигателем 1Nd-Tv.Система Ecd. Dtc P0704 Clutch Switch Input Circuit Malfunction

  1. Remove the clutch switch.

  1. Measure the resistance according to the value(s) in the table below.

    Standard resistance:
    Switch Position
    		Condition
    		Specified Condition
    Pushed in
    		Always
    		Below 1 Ω
    Released
    		Always
    		10 Ω or higher

  1. Reinstall the clutch switch.



NG
REPLACE CLUTCH SWITCH ASSEMBLY (Нажмите здесь)
OK


2.CHECK HARNESS AND CONNECTOR (CLUTCH SWITCH - ECM)


    COROLLA, AURIS. ZZE150 ZRE151,152 NDE150.Система Управления Двигателем 1Nd-Tv.Система Ecd. Dtc P0704 Clutch Switch Input Circuit Malfunction

  1. Disconnect the clutch switch connector.

  1. Disconnect the ECM connector.

  1. Measure the resistance according to the value(s) in the table below.

    Standard resistance (check for open):
    Tester Connection
    		Condition
    		Specified Condition
    A57-69 (CLSW) - A4-1
    		Always
    		Below 1 Ω
    Standard resistance (check for short):
    Tester Connection
    		Condition
    		Specified Condition
    A57-69 (CLSW) or A4-1 - Body ground
    		Always
    		10 kΩ or higher

  1. Reconnect the clutch switch connector.

  1. Reconnect the ECM connector.



NG
REPAIR OR REPLACE HARNESS OR CONNECTOR (CLUTCH SWITCH - ECM)
OK


3.CHECK HARNESS AND CONNECTOR (CLUTCH SWITCH - BODY GROUND)


    COROLLA, AURIS. ZZE150 ZRE151,152 NDE150.Система Управления Двигателем 1Nd-Tv.Система Ecd. Dtc P0704 Clutch Switch Input Circuit Malfunction

  1. Disconnect the clutch switch connector.

  1. Measure the resistance according to the value(s) in the table below.

    Standard resistance:
    Tester Connection
    		Condition
    		Specified Condition
    A4-2 - Body ground
    		Always
    		Below 1 Ω

  1. Reconnect the clutch switch connector.



NG
REPAIR OR REPLACE HARNESS OR CONNECTOR (CLUTCH SWITCH - BODY GROUND)
OK

REPLACE ECM (Нажмите здесь)