Toyota RAV4 manuals

Toyota Sienna Service Manual: Input Signal Circuit Malfunction

DTC P0607 Input Signal Circuit Malfunction

DESCRIPTION

This DTC indicates internal abnormalities of the ECM.

DTC No.

Detection Item

Trouble Area

P0607

The ECM has a supervisory CPU and control ECU inside. When each input STP signal is different for 0.15 sec. or more, this trouble code is output.

This trouble code is output after 0.4 sec. has passed from the time the cruise cancel input signal (STP input) is input into the ECM.

HINT: When a trouble code is detected, the fail safe must be kept on until the ignition switch is turned off.

ECM

INSPECTION PROCEDURE

1 REPLACE ECM

  1. Replace the ECM

END

Brake Switch "A" Circuit
DTC P0571 Brake Switch "A" Circuit DESCRIPTION When the brake pedal is depressed, the stop light switch sends a signal to the ECM. When the ECM receives this signal, it cancels the crui ...

Cruise Control Switch Circuit
DESCRIPTION The cruise control main switch operates 7 functions: SET, - (COAST), TAP-DOWN, RES (RESUME), + (ACCEL), TAP-UP, and CANCEL. The SET, TAP-DOWN, and - (COAST) functions, and the RES ( ...

Other materials:

Canceling and resuming the speed control
Pulling the lever toward you cancels the cruise control. The speed setting is also canceled when the brakes are applied. Pushing the lever up resumes the cruise control and returns vehicle speed to the set speed. Resuming is available when the vehicle speed is more than approxi ...

Dtc check / clear
1. DTC CHECK (SENSOR CHECK) (a) After the indicator check is completed, the system enters the DTC check mode automatically. (b) Read the codes displayed on the panel. Refer to the list of codes (See page AC-19) when reading the codes. (Trouble codes are output at the temperature display. ...

Inspection
1. INSPECT THERMOSTAT (a) Inspect the thermostat. HINT: The valve opening temperature is inscribed on the thermostat. (b) Immerse the thermostat in water and gradually heat the water. (c) Check the valve opening temperature. Valve opening temperature: 80 to 84°C (176 to 183°F) ...

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