DTC P2757: Torque Converter Clutch Pressure Control Solenoid Performance (Shift Solenoid Valve SLU) [08/2017 - 08/2019]: 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 P2757 is output	A
   P2757 and other DTCs are output	B

   HINT: 

   If any other codes besides P2757 are output, perform troubleshooting for those DTCs first.

Result: 

B 

GO TO DTC CHART 

(Refer to DIAGNOSTIC TROUBLE CODE CHART [08/2017 - 08/2019] )

Result: 

A 

See step  2

1. Remove the shift solenoid valve SLU.

   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
   1 - 2	20°C (68°F)	5.0 to 5.6 Ω

3. Connect the battery positive (+) lead with a 21 W bulb to terminal 2 and the negative (-) lead to terminal 1 of the solenoid valve connector. Then check that the valve moves and makes an operating noise.

   OK

   Valve moves and makes an operating noise.

Result: 

NG 

REPLACE SHIFT SOLENOID VALVE SLU 

(Refer to PROCEDURE - Step 2 )

Result: 

OK 

See step  3

1. Check the transmission valve body assembly.

   OK

   There are no foreign objects on each valve.

Result: 

NG 

REPLACE TRANSMISSION VALVE BODY ASSEMBLY 

(Refer to REMOVAL [08/2015 - ] )

Result: 

OK 

See step  4

1. Check the torque converter assembly (Refer to INSPECTION [08/2015 - ] ).

   OK

   The torque converter assembly operates normally.

Result: 

OK 

REPAIR OR REPLACE AUTOMATIC TRANSMISSION ASSEMBLY 

(Refer to REMOVAL [08/2015 - ] )

Result: 

NG 

REPLACE TORQUE CONVERTER ASSEMBLY 

(Refer to REMOVAL [08/2015 - ] )