Last Modified: 04-05-2023 6.11:8.1.0 Doc ID: RM100000000VJ8G
Model Year Start: 2016 Model: Sienna Prod Date Range: [12/2015 - 11/2017]
Title: PARK ASSIST / MONITORING: PARKING ASSIST MONITOR SYSTEM: C1626; Steering Angle Sensor Failure; 2016 - 2017 MY Sienna [12/2015 - 11/2017]

DTC

C1626

Steering Angle Sensor Failure

DESCRIPTION

This DTC is stored if the parking assist ECU receives a signal via CAN communication from the spiral cable with sensor sub-assembly that indicates an internal malfunction.

DTC Code

DTC Detection Condition

Trouble Area

C1626

A fail flag is transmitted from the steering angle sensor.

  • Steering sensor (spiral cable with sensor sub-assembly)
  • Parking assist ECU

CAUTION / NOTICE / HINT

NOTICE:

  • When "System is initializing" is displayed on the navigation receiver assembly after the battery terminal has been disconnected, correct the steering angle neutral point (See page 2016 - 2017 MY Sienna [12/2015 - 11/2017]; PARK ASSIST / MONITORING: PARKING ASSIST MONITOR SYSTEM: INITIALIZATION ).
  • Depending on the parts that are replaced or operations that are performed during vehicle inspection or maintenance, calibration of other systems as well as the parking assist monitor system may be needed (See page 2016 - 2017 MY Sienna [12/2015 - 11/2017]; PARK ASSIST / MONITORING: PARKING ASSIST MONITOR SYSTEM: CALIBRATION ).

PROCEDURE

1.

REPLACE SPIRAL CABLE WITH SENSOR SUB-ASSEMBLY

(a) Replace the spiral cable with sensor sub-assembly (See page 2016 - 2020 MY Sienna [12/2015 -        ]; SUPPLEMENTAL RESTRAINT SYSTEMS: SPIRAL CABLE: REMOVAL ).

NEXT

2.

CHECK DTC OUTPUT

(a) Clear the DTCs (See page 2016 - 2017 MY Sienna [12/2015 - 11/2017]; PARK ASSIST / MONITORING: PARKING ASSIST MONITOR SYSTEM: DTC CHECK / CLEAR ).

(b) Check for DTCs (See page 2016 - 2017 MY Sienna [12/2015 - 11/2017]; PARK ASSIST / MONITORING: PARKING ASSIST MONITOR SYSTEM: DTC CHECK / CLEAR ).

Result

Result

Proceed to

DTC C1626 is output

A

No DTC is output

B

A

REPLACE PARKING ASSIST ECU

B

END