DTC P2759: Torque Converter Clutch Pressure Control Solenoid Control Circuit Electrical (Shift Solenoid Valve SLU): Procedure

WARNING: This page is about a different car, the 2013 Toyota Camry. However, it is still accessible from the selected car via links, so may be relevant.

INSPECT TRANSMISSION WIRE (SLU)

Remove the TCM from the transaxle.

Fig 1: Measuring Resistance Of Transmission Wire (SLU)
Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

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

Standard Resistance

Tester Connection	Condition	Specified Condition
11 (SLU+) - 5 (SLU-)	20°C (68°F)	5.0 to 5.6 Ω
11 (SLU+) - Body ground and other terminals	Always	10 kΩ or higher
5 (SLU-) - Body ground and other terminals	Always	10 kΩ or higher

TEXT IN ILLUSTRATION

*a	Component without harness connected (Transmission Wire)

NG → See step 2

OK → See step 4

INSPECT SHIFT SOLENOID VALVE SLU

Remove shift solenoid valve SLU.

Fig 2: Inspecting Shift Solenoid Valve SL1
Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

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

TEXT IN ILLUSTRATION

*1	Shift Solenoid Valve SLU

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

Valve moves and makes an operating sound.

NG → See step 5

OK → See step 3

REPLACE TRANSMISSION WIRE. Refer to COMPONENTS
REPLACE TCM. Refer to COMPONENTS
REPLACE SHIFT SOLENOID VALVE SLU. Refer to COMPONENTS