Lexus RX (RX 350L, RX450h) 2016-2025 Repair Manual: How To Proceed With Troubleshooting
CAUTION / NOTICE / HINT
HINT:
Use these procedures to troubleshoot the heated steering wheel system.
PROCEDURE
| 1. | VEHICLE BROUGHT TO WORKSHOP |
|
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| 2. | INSPECT BATTERY VOLTAGE |
Standard Voltage:
11 to 14 V
If the voltage is below 11 V, recharge or replace the battery before proceeding to the next step.
|
| 3. | PROBLEM SYMPTOMS TABLE |
| Result | Proceed to |
|---|---|
| Fault is not listed in problem symptoms table. | A |
| Fault is listed in problem symptoms table. | B |
| B | .gif) | GO TO STEP 5 |
|
| 4. | OVERALL ANALYSIS AND TROUBLESHOOTING |
(a) Terminals of ECU
Click here .gif)
|
| 5. | REPAIR OR REPLACE |
|
| 6. | CONFIRMATION TEST |
| NEXT | | END |
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 ...
Parts Location
PARTS LOCATION ILLUSTRATION *1 SPIRAL CABLE SUB-ASSEMBLY *2 STEERING HEATER SWITCH (INTEGRATION CONTROL AND PANEL ASSEMBLY) *3 STEERING WHEEL ASSEMBLY - STEERING WHEEL HEATER UNIT *4 ...
Other materials:
Lexus RX (RX 350L, RX450h) 2016-2025 Repair Manual > Quarter Trim Speaker (w/ Rear No. 2 Seat): Installation
INSTALLATION CAUTION / NOTICE / HINT HINT:
Use the same procedure for the RH side and LH side.
The following procedure is for the LH side.
PROCEDURE 1. INSTALL QUARTER SIDE SPEAKER ASSEMBLY NOTICE: Do not touch the speaker cone. (a) Engage the clip to temporarily install the quarter side spe ...
Lexus RX (RX 350L, RX450h) 2016-2025 Repair Manual > Network Gateway Ecu: Installation
INSTALLATION CAUTION / NOTICE / HINT PROCEDURE 1. INSTALL NETWORK GATEWAY ECU (a) Engage the 2 claws to install the network gateway ECU. 2. INSTALL ECU INTEGRATION BOX RH Click here 3. CONNECT CABLE TO NEGATIVE BATTERY TERMINAL NOTICE: When disconnecting the cable, some systems need to be initial ...
Lexus RX (RX 350L, RX450h) 2016-{YEAR} Owners Manual
- For your information
- Pictorial index
- For safety and security
- Instrument cluster
- Operation of each component
- Driving
- Lexus Display Audio system
- Interior features
- Maintenance and care
- When trouble arises
- Vehicle specifications
- For owners
Lexus RX (RX 350L, RX450h) 2016-{YEAR} Repair Manual
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