DTC C1625: Open or Short in Steering Angle Sensor +B [12/2019 - 10/2022]: Procedure

1. Disconnect the H57 steering sensor connector.

   Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

   *a	Front view of wire harness connector (to Steering Sensor)

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

   Standard Resistance

   Tester Connection	Condition	Specified Condition
   H57-6 (ESS) - Body ground	Always	Below 1 Ω

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

   Standard Voltage

   Tester Connection	Switch Condition	Specified Condition
   H57-9 (IG1) - H57-6 (ESS)	Ignition switch ON	11 to 14 V*1 10.5 to 16 V*2
   H57-4 (BAT) - H57-6 (ESS)	Ignition switch off	11 to 14 V

   *1: w/o Stop and Start System

   *2: w/ Stop and Start System

   Result

   Result	Proceed to
   OK	A
   NG (w/o Stop and Start System)	B
   NG (w/ Stop and Start System)	C

Result: 

A 

REPLACE STEERING SENSOR. Refer to  REMOVAL [12/2019 - 10/2022] 

Result: 

B 

REPAIR OR REPLACE HARNESS OR CONNECTOR 

Result: 

C 

GO TO STOP AND START SYSTEM. Refer to  HOW TO PROCEED WITH TROUBLESHOOTING [12/2019 - 10/2022]