Lexus RX (RX 350L, RX450h) 2016-2026 Repair Manual: Inspection
INSPECTION
PROCEDURE
1. INSPECT STEERING PAD SWITCH ASSEMBLY
(a) Measure the resistance according to the value(s) in the table below.
Text in Illustration | *A | w/ Lane Departure Alert System | - | - |
| *a | Component without harness connected (Steering Pad Switch Assembly) | *b | Seek+ |
| *c | Seek- | *d | Volume+ |
| *e | Volume- | *f | MODE |
| *g | Voice | *h | Off Hook |
| *i | On Hook | *j | Up |
| *k | Down | *l | Left |
| *m | Right | *n | Enter |
| *o | Back | *p | Top |
| *q | Lane Departure Alert | *r | Distance Control |
Standard Resistance:
| Tester Connection | Condition | Specified Condition |
|---|---|---|
| A-11 - A-8 | No switch pushed | 95 to 105 kΩ |
| Seek+ switch pushed | Below 2.5 Ω | |
| Seek- switch pushed | 313 to 345 Ω | |
| Volume+ switch pushed | 950 to 1050 Ω | |
| Volume- switch pushed | 2955 to 3265 Ω | |
| A-10 - A-8 | No switch pushed | 95 to 105 kΩ |
| MODE switch pushed | Below 2.5 Ω | |
| On hook switch pushed | 313 to 345 Ω | |
| Off hook switch pushed | 950 to 1050 Ω | |
| Voice switch pushed | 2955 to 3265 Ω | |
| A-3 - A-8 | No switch pushed | 95 to 105 kΩ |
| Left switch pushed | Below 2.5 Ω | |
| Up switch pushed | 313 to 345 Ω | |
| Down switch pushed | 950 to 1050 Ω | |
| Right switch pushed | 2955 to 3265 Ω | |
| A-2 - A-8 | No switch pushed | 95 to 105 kΩ |
| Enter switch pushed | Below 2.5 Ω | |
| Top switch pushed | 313 to 345 Ω | |
| Back switch pushed | 950 to 1050 Ω | |
| A-4 - A-7* | No switch pushed | 1 MΩ or higher |
| Distance control switch pushed | Below 2.5 Ω | |
| Lane departure alert switch pushed | 228 to 252 Ω | |
| A-6 - B-1 | Always | Below 2.5 Ω |
| A-7 - C-1 | Always | Below 2.5 Ω |
| A-12 - C-3 | Always | Below 2.5 Ω |
- *: w/ Lane Departure Alert System
HINT:
If the result is not as specified, replace the steering pad switch assembly.
(b) Check the illumination.
| *a | Component without harness connected (Steering Pad Switch Assembly) | - | - |
(1) Connect a positive (+) lead from the battery to terminal 5 and a negative (-) lead to terminal 9 of the steering pad switch assembly connector.
(2) Check that the steering pad switch assembly illumination illuminates.
OK:
The steering pad switch assembly illumination illuminates.
HINT:
If the result is not as specified, replace the steering pad switch assembly.
Components
COMPONENTS ILLUSTRATION *1 STEERING PAD SWITCH ASSEMBLY - - N*m (kgf*cm, ft.*lbf): Specified torque - - ...
Installation
INSTALLATION PROCEDURE 1. INSTALL STEERING PAD SWITCH ASSEMBLY (a) Engage the 2 claws and 2 pins to install the steering pad switch assembly. (b) Install the 2 screws. Torque: 2.4 N·m {24 kgf·cm, 2 ...
Other materials:
Lexus RX (RX 350L, RX450h) 2016-2026 Repair Manual > Front Door: Adjustment
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TERMINALS OF ECU CHECK FOLD SEAT CONTROL ECU (RH SEAT) (a) Disconnect the x15 and x16 fold seat control ECU (RH seat) connectors. (b) Measure the resistance and voltage according to the value(s) in the table below. Terminal No. (Symbol) Wiring Color Terminal Description Condition Specifi ...
Lexus RX (RX 350L, RX450h) 2016-{YEAR} Owners Manual
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Lexus RX (RX 350L, RX450h) 2016-{YEAR} Repair Manual
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