DTC P0751: Shift Solenoid "A" Performance (Shift Solenoid Valve S1) [08/2015 - ]: Procedure

1. Connect the Techstream to the DLC3.
2. Turn the ignition switch to ON.
3. Turn the Techstream on.
4. Enter the following menus: Powertrain / Engine and ECT / Trouble Codes.
5. Read the DTCs using the Techstream.
   RESULT
   
   

   Result	Proceed to
   Only P0751 is output	A
   P0751 and other DTCs are output	B

   HINT: 

   If any other codes besides P0751 are output, perform troubleshooting for those DTCs first.

Result: 

B 

GO TO DTC CHART 

(Refer to DIAGNOSTIC TROUBLE CODE CHART [08/2015 - ] )

Result: 

A 

See step  2

See step  2 [08/2015 - 08/2017], or see step  2 [08/2017 - ]

Result: 

NG 

REPLACE SHIFT SOLENOID VALVE SLT 

(Refer to PROCEDURE - Step 4 )

Result: 

OK 

See step  3

1. Remove shift solenoid valve S1.

   Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

2. Measure the resistance according to the value(s) in the table below.

   Standard Resistance

   Tester Connection	Condition	Specified Condition
   Shift solenoid valve S1 connector terminal - Shift solenoid valve S1 body	20°C (68°F)	11 to 15 Ω

3. Apply 12 V battery voltage to the shift solenoid valve and check that the valve moves and makes an operating noise.

   OK

   Measurement Condition	Specified Condition
   Battery positive (+) → Shift solenoid valve S1 connector Battery negative (-) → Shift solenoid valve S1 body	Valve moves and makes operating noise

   TEXT IN ILLUSTRATION
   
   

   *a	Component without harness connected (Shift Solenoid Valve S1)

Result: 

NG 

REPLACE SHIFT SOLENOID VALVE S1 

(Refer to PROCEDURE - Step 6 )

Result: 

OK 

See step  4

See step  5 [08/2015 - 08/2017], or see step  5 [08/2017 - ]

Result: 

OK 

REPAIR OR REPLACE AUTOMATIC TRANSMISSION ASSEMBLY 

(Refer to REMOVAL [08/2015 - ] )

Result: 

NG 

REPAIR OR REPLACE TRANSMISSION VALVE BODY ASSEMBLY 

(Refer to REMOVAL [08/2015 - ] )