2010 Lexus Truck RX 350 AWD V6-3.5L (2GR-FE) P Code Charts Page 2207

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

Standard Resistance:

Text in Illustration

(c) 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 -- REPLACE SHIFT SOLENOID VALVE SL3 See: Transmission and Drivetrain/Automatic Transmission/Transaxle/Valve

Body/Service and Repair/Removal and Replacement/U660F Automatic Transaxle/Removal

OK -- Continue to next step.

4. INSPECT TRANSMISSION VALVE BODY ASSEMBLY

(a) Check the transmission valve body assembly See: Transmission and Drivetrain/Automatic Transmission/Transaxle/Valve

Body/Service and Repair/Removal and Replacement/U660F Automatic Transaxle/Removal.

OK:

There are no foreign objects on each valve and they operate smoothly.

NG -- REPAIR OR REPLACE TRANSMISSION VALVE BODY ASSEMBLY See: Transmission and Drivetrain/Automatic

Transmission/Transaxle/Valve Body/Service and Repair/Removal and Replacement/U660F Automatic Transaxle/Removal

OK -- REPLACE AUTOMATIC TRANSAXLE ASSEMBLY See: Transmission and Drivetrain/Automatic

Transmission/Transaxle/Service and Repair/Removal and Replacement/U660F Automatic Transaxle/Transaxle Assembly/Removal

Up to 08/2009

U660E AUTOMATIC TRANSMISSION / TRANSAXLE: AUTOMATIC TRANSAXLE SYSTEM: P0798: Pressure Control Solenoid "C"

Electrical (Shift Solenoid Valve SL3)

P0798 - Pressure Control Solenoid "C" Electrical (Shift Solenoid Valve SL3)

DESCRIPTION

Changing from 1st to 6th is performed by the TCM turning shift solenoid valves SL1, SL2, SL3, SL4 and SL on and off. If an open or short circuit

occurs in any of the shift solenoid valves, the TCM controls the remaining normal shift solenoid valves to allow the vehicle to be operated See:

Transmission and Drivetrain/Automatic Transmission/Transaxle/Testing and Inspection/Initial Inspection and Diagnostic Overview/U660E

Automatic Transaxle System/Fail-Safe Chart.