Last Modified: 04-05-2023 6.11:8.1.0 Doc ID: RM1000000018JAV
Model Year Start: 2018 Model: Sienna Prod Date Range: [11/2017 -           ]
Title: PARK ASSIST / MONITORING: PARKING ASSIST MONITOR SYSTEM: C1625; Open or Short in Steering Angle Sensor +B; 2018 - 2020 MY Sienna [11/2017 -        ]

DTC

C1625

Open or Short in Steering Angle Sensor +B

DESCRIPTION

This DTC is stored if the rear television camera assembly receives a signal via CAN communication from the spiral cable with sensor sub-assembly that indicates a power supply system problem.

DTC Code

DTC Detection Condition

Trouble Area

C1625

Open or short in steering sensor power source
  • Harness or connector
  • Spiral cable with sensor sub-assembly

WIRING DIAGRAM

CAUTION / NOTICE / HINT

NOTICE:

  • When "!" is displayed on the navigation receiver assembly after the battery terminal has been disconnected, correct the steering angle neutral point.

    Click here 2018 - 2020 MY Sienna [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.

    Click here 2018 - 2020 MY Sienna [11/2017 -        ]; PARK ASSIST / MONITORING: PARKING ASSIST MONITOR SYSTEM: CALIBRATION

  • Inspect the fuses for circuits related to this system before performing the following inspection procedure.

PROCEDURE

1.

CHECK HARNESS AND CONNECTOR (SPIRAL CABLE WITH SENSOR SUB-ASSEMBLY POWER SUPPLY)

(a) Disconnect the spiral cable with sensor sub-assembly connector.

*a

Front view of wire harness connector

(to Spiral Cable with Sensor Sub-assembly)

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

Standard Resistance:

Tester Connection

Condition

Specified Condition

D22-2 (ESS) - Body ground

Always

Below 1 Ω

(c) Measure the voltage according to the value(s) in the table below.

Standard Voltage:

Tester Connection

Switch Condition

Specified Condition

D22-5 (IG) - D22-2 (ESS)

Engine switch on (IG)

11 to 14 V

D22-6 (BAT) - D22-2 (ESS)

Always

11 to 14 V
OK

REPLACE SPIRAL CABLE WITH SENSOR SUB-ASSEMBLY

NG

REPAIR OR REPLACE HARNESS OR CONNECTOR