Inspection Procedure

PREPARATION:

1. Warm up the engine.
2. Turn the ignition switch off.
3. Connect the OBD II scan tool or hand-held tester to the DLC3.
4. Turn the ignition switch to the ON position.
5. Push the "ON" button of the OBD II scan tool or the hand-held tester.
6. Select the item "DIAGNOSIS / ENHANCED OBD II / DTC INFO / CURRENT CODES".

CHECK:

Read the DTCs using the OBD II scan tool or the hand-held tester.

RESULT:

1. B: Go to relevant DTC chart (See DIAGNOSTIC TROUBLE CODE CHART ).
2. A: Go to next step 

PREPARATION:

1. Jack up the vehicle.
2. Remove the oil pan.
3. Remove the shift solenoid valve S2 (No. 2).

CHECK:

Measure the resistance between the solenoid connector terminal and the body ground.

OK:

1. Resistance: 11 to 15 Ω at 20°C (68°F) 

CHECK:

Connect the battery positive lead to the solenoid connector terminal and the battery negative lead to the solenoid body ground.

OK:

1. Solenoid sounds operation noise. 

Fig 1: Checking Shift Solenoid Valve S2 (No. 2) Operation

Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

1. NG: Replace the shift solenoid valve S2 (No. 2). 
2. OK: Go to next step 

1. NG Repair or replace the valve body ( VALVE BODY ASSEMBLY ).
2. OK: Repair or replace the transaxle (  AUTOMATIC TRANSAXLE UNIT  ).