Inspection Procedure

1. Remove the AUTO LSD switch.
Fig 1: Identifying AUTO LSD Switch
Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
2. Disconnect the AUTO LSD switch connector.
3. Measure the resistance.

   Standard resistance 

   RESISTANCE SPECIFICATION
   
   

   Tester Connection	Switch Condition	Specified Condition
   3-4	Released	10 kΩ or higher
   3-4	Pushed in	Below 1 Ω

NG: REPLACE AUTO LSD SWITCH 

OK: Go to next step 

1. Disconnect the skid control ECU connector.
Fig 2: Identifying Skid Control ECU Connector Terminal And AUTO LSD Connector Terminals
Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
2. Disconnect the AUTO LSD connector.
3. Measure the resistance.

   Standard resistance 

   RESISTANCE SPECIFICATION
   
   

   Tester Connection	Specified Condition
   A4-43 (CSW) - E3-3	Below 1 Ω
   A4-43 (CSW) - Body ground	10 kΩ or higher
   E3-4 - Body ground	Below 1 Ω

NG: REPAIR OR REPLACE HARNESS OR CONNECTOR 

OK: Go to next step 

1. Disconnect the skid control ECU connector.
Fig 3: Identifying Skid Control ECU Connector And Combination Meter Connector
Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
2. Disconnect the combination meter connector.
3. Measure the resistance.

   Standard resistance 

   RESISTANCE SPECIFICATION
   
   

   Tester Connection	Specified Condition
   A4-15 (INFR) - E14-10 (ALSD)	Below 1 Ω.
   A4-15 (INFR) - Body ground	10 kΩ or higher

NG: REPAIR OR REPLACE HARNESS OR CONNECTOR 

OK: Go to next step 

1. Check the combination meter system (See TERMINALS OF ECU ).

   OK: 

   Combination meter is normal. 

NG: REPLACE COMBINATION METER ASSEMBLY  (See REMOVAL )

OK: REPLACE MASTER CYLINDER SOLENOID  (See DISASSEMBLY )