Caution / Notice / Hint
WARNING: This page is about a different car, the 2025 Lexus NX 350, 2024 Lexus NX 350, 2023 Lexus NX 350, and 2022 Lexus NX 350. However, it is still accessible from the selected car via links, so may be relevant.
The necessary procedures (adjustment, calibration, initialization or registration) that must be performed after parts are removed and installed, or replaced during fuel tank sub-assembly removal/installation are shown below.
NECESSARY PROCEDURES AFTER PARTS REMOVED/INSTALLED/REPLACED
| Replaced Part or Performed Procedure | Necessary Procedure | Effect/Inoperative Function when Necessary Procedure not Performed | Link |
|---|---|---|---|
| Gas leak from exhaust system is repaired | Inspection after repair |
|
Refer to INITIALIZATION [11/2021 - ] |
WARNING:
- Never perform work on fuel system components near any possible ignition sources.
- Vaporized fuel could ignite, resulting in a serious accident.
- Do not perform work on fuel system components without first disconnecting the cable from the negative (-) battery terminal.
- Sparks could cause vaporized fuel to ignite, resulting in a serious accident.
- The fuel tank sub-assembly is very heavy. Be sure to follow the procedure described in the repair information, or the fuel tank sub-assembly may fall off the engine lifter.
NOTE:
- After the ignition switch is turned off, there may be a waiting time before disconnecting the negative (-) battery terminal.
- To prevent the key from being locked in the vehicle, make sure to enter e-latch inspection mode and enable the manual release handle before disconnecting the cable from the negative (-) battery terminal.
HINT:
When the cable is disconnected / reconnected to the battery terminal, systems temporarily stop operating. However, each system has a function that completes learning the first time the system is used.
LEARNING COMPLETES WHEN VEHICLE IS DRIVEN
| Effect/Inoperative Function when Necessary Procedure not Performed | Necessary Procedure | Link |
|---|---|---|
| Lighting System (EXT) | Drive the vehicle straight ahead at 15 km/h (10 mph) or more for 1 second or more. | Refer to INITIALIZATION [11/2021 - ] |
| Front Camera System | ||
| Adaptive High Beam System | ||
| Stop and Start System | Idle the engine for approximately 5 to 60 minutes or drive the vehicle until stop and start control is permitted. | Refer to PRECAUTION [11/2021 - 03/2023] , or refer to PRECAUTION [03/2023 - 03/2024] , or refer to PRECAUTION [03/2024 - ] |
LEARNING COMPLETES WHEN VEHICLE IS OPERATED NORMALLY
| Effect/Inoperative Function when Necessary Procedure not Performed | Necessary Procedure | Link |
|---|---|---|
E-latch System
|
Perform door unlock operation with door control switch or electrical key transmitter sub-assembly switch. | Refer to INITIALIZATION [11/2021 - ] |
| Power Back Door System | Reset back door close position | Refer to INITIALIZATION [11/2021 - ] |
| Air Conditioning System | After the ignition switch is turned to ON, the servo motor standard position is recognized. | - |
COMPONENTS (REMOVAL)
| Callout - Procedure | Part Name Code | ||||
|---|---|---|---|---|---|
| 1 | FUEL TANK VENT TUBE ASSEMBLY | 77010 | - | - | - |
| 2 | FUEL SUCTION TUBE WITH PUMP AND GAUGE ASSEMBLY | 77020A | - | - | - |
| 3 | DRAIN FUEL | - | - | - | - |
| 4 | NO. 2 ENGINE UNDER COVER ASSEMBLY | 51420 | - | - | - |
| 5 | FRONT SUSPENSION MEMBER DYNAMIC DAMPER | 51227B | - | - | - |
| 6 | FRONT FLOOR COVER LH | 58166A | See step 6 | - | - |
| 7 | NO. 2 FLOOR UNDER COVER | 58399D | See step 7 | - | - |
| 8 | FRONT FLOOR COVER RH | 58165C | See step 8 | - | - |
| 9 | NO. 1 FLOOR UNDER COVER | 58398F | See step 9 | - | - |
| Callout - Procedure | Part Name Code | ||||
|---|---|---|---|---|---|
| 10 | TAIL EXHAUST PIPE ASSEMBLY | 17430 | - | - | - |
| 11 | PROPELLER WITH CENTER BEARING SHAFT ASSEMBLY | 37100 | - | - | - |
| Callout - Procedure | Part Name Code | ||||
|---|---|---|---|---|---|
| 12 | NO. 1 FUEL TANK PROTECTOR SUB-ASSEMBLY | 77606 | - | - | - |
| 13 | NO. 1 FUEL TANK PROTECTOR | 77641A | - | - | - |
| 14 | FUEL TANK EVAP/VENT TUBE SUB-ASSEMBLY | - | See step 14 | - | - |
| 15 | DISCONNECT FUEL TANK MAIN TUBE SUB-ASSEMBLY | 77209F | See step 15 | - | - |
| 16 | FUEL TANK BREATHER TUBE | - | See step 16 | - | - |
| 17 | FUEL TANK FILLER PIPE ASSEMBLY | 77210 | See step 17 | - | - |
| 18 | FUEL TANK SUB-ASSEMBLY | 77100U | See step 18 | - | - |
| 19 | REMOVE FUEL TANK MAIN TUBE SUB-ASSEMBLY | 77209F | - | - | - |
| 20 | FUEL RETURN VENT TUBE SUB-ASSEMBLY | 77016H | - | - | - |
| 21 | NO. 1 FUEL TANK CUSHION | 77652 | See step 21 | - | - |
| 22 | NO. 2 FUEL TANK CUSHION | 77652A | See step 22 | - | - |
| 23 | NO. 3 FUEL TANK CUSHION | 77653A | See step 23 | - | - |
| 24 | NO. 4 FUEL TANK CUSHION | 77654A | See step 24 | - | - |
| *1 | FUEL TANK BAND SUB-ASSEMBLY | - | - |
| • | Non-reusable part | - | - |