Installation [11/2021 - ]: Procedure
WARNING: This page is about a different car, the 2025 Lexus NX 250, 2024 Lexus NX 250, 2023 Lexus NX 250, and 2022 Lexus NX 250. However, it is still accessible from the selected car via links, so may be relevant.
- INSTALL CAM TIMING CONTROL MOTOR O-RING
- INSTALL CAM TIMING CONTROL MOTOR WITH EDU ASSEMBLY
*a Cutout *b Joint *c Knock Pin *d Pin Hole - Turn the cutout of the camshaft timing gear assembly eccentric shaft counterclockwise by hand, and set it to the maximum retard angle position.
HINT:
- If a camshaft lobe is opening a valve, the eccentric shaft will be difficult to turn.
- When the cutout of the camshaft timing gear assembly eccentric shaft cannot be turned any farther, it is set to the maximum retard angle.
- Install the cam timing control motor with EDU assembly to the No. 2 timing chain cover assembly.NOTE:
- When installing, align the joints of the cam timing control motor with EDU assembly with the cutouts of the camshaft timing gear assembly eccentric shaft.
- Align the pin holes of the cam timing control motor with EDU assembly with the knock pins of the No. 2 timing chain cover assembly when installing the cam timing control motor with EDU assembly.
- Make sure the contact surface of the cam timing control motor with EDU assembly (the surface that contacts the No. 2 timing chain cover assembly) is free of foreign matter.
- When installing the cam timing control motor with EDU assembly, do not use excessive force.
- If the cam timing control motor with EDU assembly has been struck or dropped, replace it.
- Do not disassemble the cam timing control motor with EDU assembly. If disassembled, replace it.
- Install the 3 bolts.
Torque: 21 N.m (214 kgf/cm, 15 ft.lbf)
- Connect the cam timing control motor with EDU assembly connector.
- Turn the cutout of the camshaft timing gear assembly eccentric shaft counterclockwise by hand, and set it to the maximum retard angle position.
- CONNECT CABLE TO NEGATIVE BATTERY TERMINAL
Refer to PROCEDURE - Step 5
- INSPECT FOR ENGINE OIL LEAK
Refer to PROCEDURE - Step 6 [11/2021 - 03/2023] , or refer to PROCEDURE - Step 6 [03/2023 - ]
- INSTALL NO. 2 ENGINE COVER
Refer to PROCEDURE - Step 62 [11/2021 - 03/2022] , or refer to PROCEDURE - Step 62 [03/2022 - ]
- CONNECT NO. 2 EARTH WIRE
See step 5
- INSTALL NO. 1 ENGINE COVER SUB-ASSEMBLY
Refer to PROCEDURE - Step 48 - PERFORM INITIALIZATION
- Perform "Inspection After Repair" after removing and installing, or replacing the cam timing control motor with EDU assembly.
Refer to INITIALIZATION [11/2021 - ]
- Perform "Inspection After Repair" after removing and installing, or replacing the cam timing control motor with EDU assembly.
- INITIALIZATION AFTER RECONNECTING BATTERY TERMINAL
HINT:
When disconnecting and reconnecting the battery, there is an automatic learning function that completes learning when the respective system is used.