Lexus NX: Installation
INSTALLATION
CAUTION / NOTICE / HINT
CAUTION:
Wear protective gloves. Sharp areas on the parts may injure your hands.
PROCEDURE
1. INSTALL SEAT POSITION AIRBAG SENSOR
| (a) Align the adjustment support and set the seat position airbag sensor into place. |
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(b) Using a T30 "TORX" socket wrench, temporarily install the seat position airbag sensor with a new "TORX" bolt and nut.
NOTICE:
- If the seat position airbag sensor has been dropped, or there are any cracks, dents or other defects in the case or connector, replace the seat position airbag sensor with a new one.
- When installing the seat position airbag sensor, be careful that the SRS wiring does not interfere with or is pinched between other parts.
HINT:
Temporarily install the seat position airbag sensor so that the sensor does not fall off of the adjustment support.
(c) Insert a 1.3 mm (0.0512 in.) feeler gauge between the seat position airbag sensor and seat rail.
| *a | Adjustment Support |
| *b | 1.3 mm (0.0512 in.) |
.png) | Feeler Gauge |
(d) Move the seat position airbag sensor up and down to adjust the clearance between it and the seat rail.
HINT:
- Using the adjustment support as an axis, move the seat position vertically to adjust the gap.
- Move the feeler gauge back and forth and adjust the position of the seat position airbag sensor so that a small amount of resistance can be felt.
(e) Using a T30 "TORX" socket wrench, tighten the "TORX" bolt and nut.
Torque:
8.0 N·m {82 kgf·cm, 71 in·lbf}
(f) Pull out the feeler gauge.
(g) Check the clearance between the seat position airbag sensor and seat rail.
OK:
0.6 mm (0.0236 in.) to 2.0 mm (0.0787 in.)
(h) Attach the 2 wire harness clamps.
(i) Connect the connector.
(j) Check that there is no looseness in the installation parts of the seat position airbag sensor.
| (k) Slide the tab of the seat slide position sensor protector between the seat position airbag sensor and seat rail. |
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(l) Attach the guide to install the seat slide position sensor protector.
2. INSTALL SEAT HEATER CONTROL SUB-ASSEMBLY LH (w/ Seat Heater System)
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3. INSTALL FRONT SEAT ASSEMBLY LH
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4. CONNECT CABLE TO NEGATIVE AUXILIARY BATTERY TERMINAL
(a) Connect the cable to the negative (-) auxiliary battery terminal and tighten the nut.
Torque:
5.4 N·m {55 kgf·cm, 48 in·lbf}
5. INITIALIZATION AFTER RECONNECTING AUXILIARY BATTERY TERMINAL
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HINT:
When disconnecting and reconnecting the auxiliary battery, there is an automatic learning function that completes learning when the respective system is used.
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6. INSTALL DECK FLOOR BOX LH
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7. INSTALL REAR DECK FLOOR BOX
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8. INSTALL NO. 3 DECK BOARD SUB-ASSEMBLY
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9. PERFORM DIAGNOSTIC SYSTEM CHECK
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10. CHECK SRS WARNING LIGHT
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Components
COMPONENTS ILLUSTRATION *1 DECK FLOOR BOX LH *2 NO. 3 DECK BOARD SUB-ASSEMBLY *3 REAR DECK FLOOR BOX *4 AUXILIARY BATTERY NEGATIVE TERMINAL N*m (kgf*cm, ft.*lbf): Specified
On-vehicle Inspection
ON-VEHICLE INSPECTION CAUTION / NOTICE / HINT CAUTION: Be sure to follow the correct removal and installation procedures of the door side airbag sensors. PROCEDURE 1. INSPECT DOOR SIDE AIRBAG SENSOR (
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Components
COMPONENTS ILLUSTRATION *1 DECK FLOOR BOX LH *2 NO. 3 DECK BOARD SUB-ASSEMBLY *3 REAR DECK FLOOR BOX *4 AUXILIARY BATTERY NEGATIVE TERMINAL N*m (kgf*cm, ft.*lbf): Specified torque - - ILLUSTRATION *1 CURTAIN SHIELD AIRBAG ASSEMBLY LH *2 CLIP *3 CURTA
PTC Heater Circuit
DESCRIPTION The air conditioning amplifier assembly sends operation signals to the PTC heater relays when quick heater assembly operation conditions are met. Based on the signals from the air conditioning amplifier assembly, the PTC heater relays turn on, and power is supplied to the quick heater as
