Lexus NX: Fail-safe Chart
Lexus NX Service Manual / Steering / Steering Column / Heated Steering Wheel System / Fail-safe Chart
FAIL-SAFE CHART
MALFUNCTION DETECTION
(a) Operation when malfunction is detected
| Content | Operation | |
|---|---|---|
| Heater failure | Overcurrent detection of drive element | Heater output off |
| Overheating detection of drive element | Heater output off | |
| Power failure | Low-voltage detection | Heater output off |
| Over-voltage detection | Heater output off | |
| Heater OFF timer | 30 minutes after heated steering wheel system is turned on | Heater output off |
(b) Malfunction detection conditions
(1) When an open or short in the steering wheel heater unit thermistor continues for 2 seconds or more.
(2) When the steering heater switch is pressed continuously for 10 seconds or more.
READ NEXT:
Steering Wheel does not Heat Up When Heated Steering Wheel Switch is Pressed
DESCRIPTION Click here WIRING DIAGRAM Click here CAUTION / NOTICE / HINT HINT:
Inspect the fuses for circuits related to this system before performing the following inspection procedure.
The
Components
COMPONENTS ILLUSTRATION *1 DECK FLOOR BOX LH *2 REAR DECK FLOOR BOX *3 NO. 3 DECK BOARD SUB-ASSEMBLY *4 NEGATIVE AUXILIARY BATTERY TERMINAL N*m (kgf*cm, ft.*lbf): Specified
SEE MORE:
Installation
INSTALLATION PROCEDURE 1. INSTALL PARKING BRAKE ACTUATOR ASSEMBLY LH (a) Apply a light coat of lithium soap base glycol grease to the new O-ring. (b) Install the O-ring to the rear disc brake cylinder assembly LH. (c) Using a 5 mm hexagon socket wrench, install the parking brake actuator assembly LH
Actuator Power Source Circuit
DESCRIPTION This is the power source for the power tilt and power telescopic steering column system. WIRING DIAGRAM CAUTION / NOTICE / HINT NOTICE: Inspect the fuses for circuits related to this system before performing the following procedure. PROCEDURE 1. CHECK HARNESS AND CONNECTOR (MULTIP
© 2016-2024 Copyright www.lexunx.com
