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Toyota Sienna Service Manual: Transmission Range Sensor Circuit Malfunction (PRNDL Input)

Toyota Sienna Service Manual / Engine / 2Gr-fe engine control system / Sfi system / Diagnostic trouble code chart / Transmission Range Sensor Circuit Malfunction (PRNDL Input)

Transmission Range Sensor Circuit Malfunction (PRNDL Input)

DESCRIPTION

The park/neutral position switch detects the shift lever position and sends signals to the ECM.

Transmission Range Sensor Circuit Malfunction (PRNDL Input)

HINT:

After confirming DTC P0705, use the intelligent tester to confirm the PNP switch signal in the ALL menu (to reach the ALL menu: DIAGNOSIS / ENHANCED OBD II / DATA LIST / ALL).

WIRING DIAGRAM

Refer to DTC P0705 for 2WD model (See page AX-40) or 4WD model (See page AX-40).

INSPECTION PROCEDURE

Refer to DTC P0705 for 2WD model (See page AX-41) or 4WD model (See page AX-41).

HINT:

Read freeze frame data using the intelligent tester or OBD II scan tool. The ECM records vehicle and driving condition information as freeze frame data the moment a DTC is stored. When troubleshooting, freeze frame data can help determine if the vehicle was running or stopped, if the engine was warmed up or not, if the air-fuel ratio was LEAN or RICH, and other data from the time the malfunction occurred.

Actuator Supply Voltage Circuit / Open
DESCRIPTION The ECM monitors the output voltage to the throttle actuator. This self-check ensures that the ECM is functioning properly. The output voltage is usually 0 V when the ignition swit ...

Throttle Actuator Control Motor Circuit
DESCRIPTION The throttle actuator is operated by the ECM and opens and closes the throttle valve using gears. The opening angle of the throttle valve is detected by the Throttle Position ( ...

Other materials:

Removal
NOTICE:  Always wear safety gloves because the edges of the seatback frame and seat adjuster are sharp and may cause injury.  Work must be started more than 90 seconds after the ignition switch is turned to the LOCK position and the negative (-) terminal cable is disconnected ...

Suspension
SST RECOMMENDED TOOLS EQUIPMENT TIRE AND WHEEL RECOMMENDED TOOLS EQUIPMENT ...

Precaution
1. INITIALIZATION NOTICE: Perform RESET MEMORY (AT initialization) when replacing the automatic transaxle assembly, engine assembly or ECM (See page AX-16). Perform REGISTRATION (VIN registration) when replacing the ECM (See page ES-15). HINT: Initializatio ...

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