Last Modified: 04-05-2023 6.11:8.1.0 Doc ID: RM100000000VJ8F
Model Year Start: 2016 Model: Sienna Prod Date Range: [12/2015 - 11/2017]
Title: PARK ASSIST / MONITORING: PARKING ASSIST MONITOR SYSTEM: C1625; Open or Short in Steering Angle Sensor +B; 2016 - 2017 MY Sienna [12/2015 - 11/2017]

DTC

C1625

Open or Short in Steering Angle Sensor +B

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 a power supply system problem.

DTC Code

DTC Detection Condition

Trouble Area

C1625

Open or short in steering angle sensor +B
  • Harness or connector
  • Steering sensor (spiral cable with sensor sub-assembly)

WIRING DIAGRAM

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 ).
  • 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 D22 spiral cable with sensor sub-assembly connector.

(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)

Ignition switch ON

11 to 14 V

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

Always

11 to 14 V

Text in Illustration

*a

Front view of wire harness connector

(to Spiral Cable with Sensor Sub-assembly)
OK

REPLACE SPIRAL CABLE WITH SENSOR SUB-ASSEMBLY

NG

REPAIR OR REPLACE HARNESS OR CONNECTOR