Inspection Procedure

1. Measure the voltage according to the value(s) in TESTER CONNECTION AND SPECIFIED VALUE REFERENCE TABLE  .

   Standard voltage 

   TESTER CONNECTION AND SPECIFIED VALUE REFERENCE TABLE
   
   

   Tester connection (Symbols)	Condition	Specified condition
   J29-4 (SLP1) - J29-2 (SGND)	Engine switch off  Turn the engine switch on (ACC or IG)	Below 1 V

Fig 1: Inspecting Steering Lock Actuator Assembly (Steering Lock ECU)

Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

OK: CHECK PUSH BUTTON START FUNCTION 

NG: Go To Next Step 

1. Disconnect the J29 connector from the steering lock actuator assembly.
2. Disconnect the J55 connector from the power source control ECU.
3. Measure the resistance according to the value(s) in TESTER CONNECTION AND SPECIFIED VALUE REFERENCE TABLE  .

   Standard resistance 

   TESTER CONNECTION AND SPECIFIED VALUE REFERENCE TABLE
   
   

   Tester connection (Symbols)	Condition	Specified condition
   J29-4 (SLP1) - J55-26 (SLP)	Always	Below 1 ohms
   J29-4 (SLP1) - Body ground	Always	10 K ohms or higher

NG: REPAIR OR REPLACE HARNESS OR CONNECTOR 

Fig 2: Identifying J55 Connector From Power Source Control ECU

Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

OK: REPLACE STEERING LOCK ACTUATOR ASSEMBLY