Inspection Procedure

1. Check the speed sensor installation.

   OK: 

   The installation bolt is tightened properly and there is no clearance between the sensor and transaxle case. 

   NG: REPLACE SPEED SENSOR (NT)  (See REMOVAL )

   Fig 1: Proper Installation Position Of Speed Sensor

   Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

   OK: Go to next step 

1. Disconnect the speed sensor connector from the transaxle.
2. Measure the resistance according to the value(s) in the table below.

Standard resistance 

NG: REPLACE SPEED SENSOR (NT)  (See REMOVAL )

Fig 2: Identifying Speed Sensor Connector Terminals

Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

OK: Go to next step 

1. Connect the speed sensor connector.
2. Disconnect the ECM connector.
3. Measure the resistance according to the value(s) in the table below.

   Standard resistance 

   TESTER CONNECTION SPECIFIED CONDITION CHART
   
   

   Tester Connection	Condition	Specified Condition
   B31-125 (NT+) - B31-124 (NT-)	20°C (68°F)	560 to 680 Ω

   Fig 3: Identifying B31 ECM Connector Terminals

   Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
4. Measure the resistance according to the value(s) in the table below.

Standard resistance (Check for short) 

NG: REPAIR OR REPLACE HARNESS OR CONNECTOR 

OK: REPLACE ECM (for 2ZR-FE)  (See REMOVAL )