TS and CG Terminal Circuit: Procedure

Fig 1: Identifying DLC3 Connector Terminals

Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

1. Measure the voltage according to the value in the table below.

   Standard voltage

   Tester Connection	Switch Condition	Specified Condition
   L31-12 (TS) - L31-4 (CG)	Engine switch on (IG)	10 to 14 V

   RESULT
   
   

   Result	Proceed to
   NG	A
   OK	B

B → See step   3 

A: Go to next step 

1. Disconnect the A21 skid control ECU connector.
2. Measure the resistance according to the value in the table below.

   Standard resistance

   Tester Connection	Switch Condition	Specified Condition
   L31-12 (TS) - A21-24 (TS)	Always	Below 1 Ω
   L31-12 (TS) or A21-24 (TS) - Body ground	Always	10 kΩ or higher
   L31-4 (CG) - Body ground	Always	Below 1 Ω

NG → REPAIR OR REPLACE HARNESS OR CONNECTOR 

OK → See step   4