ON-VEHICLE INSPECTION
PROCEDURE
1. SECURE VEHICLE
(a) Fully apply the parking brake and chock a wheel.
CAUTION:
2. INSPECT SHIFT LEVER POSITION
(a) When moving the shift lever from P to R with the engine switch on (IG) and the brake pedal depressed, check that the shift lever moves smoothly and correctly into position.
(b) Start the engine and check that the vehicle moves forward when the shift lever is moved from N to D and moves rearward when the shift lever is moved to R.
If the operation is not as specified, inspect or adjust the park/neutral position switch assembly or transmission control cable assembly.
3. INSPECT SHIFT LOCK OPERATION
(a) Move the shift lever to P.
(b) Turn the engine switch off.
(c) Check that the shift lever cannot be moved from P to any other position.
(d) Turn the engine switch on (IG), depress the brake pedal, and check that the shift lever can be moved to another position.
If the operation is not as specified, inspect the transmission floor shift assembly.
Click here
4. INSPECT SHIFT LOCK RELEASE BUTTON OPERATION
(a) Move the shift lever to P.
(b) Turn the engine switch off.
(c) Remove the shift lock release button cover.
Click here
(d) When moving the shift lever with the shift lock release button pressed, check that the shift lever can be moved from P to any other position.
Components
DisassemblyLexus RX (RX 350L, RX450h) 2016-2026 Repair Manual > Automatic Transaxle System: Fail-safe Chart
FAIL-SAFE CHART Description The fail-safe function minimizes the loss of operation when a malfunction occurs in a sensor or solenoid. Fail-safe (a) Fail-safe control list: Malfunctioning Part Function Transmission Revolution Sensor (NT)
Shifting to 2nd and 8th gear is prohibited.
Loc ...
Lexus RX (RX 350L, RX450h) 2016-2026 Repair Manual > Automatic Transaxle System: How To Proceed With Troubleshooting
CAUTION / NOTICE / HINT HINT:
The ECM is connected to the CAN communication system. Therefore, before starting troubleshooting, make sure to check that there are no malfunctions in the CAN communication system.
*: Use the Techstream.
PROCEDURE 1. VEHICLE BROUGHT TO WORKSHOP
NE ...