Lexus RX (RX 350L, RX450h) 2016-2025 Repair Manual: Terminals Of Ecu
TERMINALS OF ECU
HEADUP DISPLAY (METER MIRROR SUB-ASSEMBLY)
(a) Measure the voltage and resistance according to the value(s) in the table below.
| Terminal No. (Symbol) | Wiring Color | Terminal Description | Condition | Specified Condition |
|---|---|---|---|---|
| K1-1 (B) - Body ground | GR - Body ground | Battery | Always | 11 to 14 V |
| K1-2 (IG) - Body ground | B - Body ground | Engine switch signal | Engine switch off | Below 1 V |
| Engine switch on (IG) | 11 to 14 V | |||
| K1-4 (MPX1) - Body ground | B - Body ground | CAN communication line | - | - |
| K1-5 (MPX2) - Body ground | W - Body ground | CAN communication line | - | - |
| K1-6 (ES) - Body ground | BR - Body ground | Ground | Always | Below 1 Ω |
| K1-7 (TX+) - Body ground | SB - Body ground | Local bus communication line | - | - |
| K1-8 (TX-) - Body ground | BE - Body ground | Local bus communication line | - | - |
| K1-15 (E) - Body ground | R - Body ground | Ground | Always | Below 1 Ω |
| K1-16 (SW1) - K1-6 (ES) | LG - BR | Headup display switch assembly signal | Engine switch on (IG), headup display switch assembly not pushed | 4 to 6 V |
| Engine switch on (IG), headup display switch assembly pushed | Below 1 V |
Problem Symptoms Table
PROBLEM SYMPTOMS TABLE HINT:
Use the table below to help determine the cause of problem symptoms. If multiple suspected areas are listed, the potential causes of the symptom are listed in order of ...
Dtc Check / Clear
DTC CHECK / CLEAR CHECK DTC (a) Connect the Techstream to the DLC3. (b) Turn the engine switch on (IG). (c) Turn the Techstream on. (d) Enter the following menus: Body Electrical / Head Up Display / T ...
Other materials:
Lexus RX (RX 350L, RX450h) 2016-2025 Repair Manual > Starter: Inspection
INSPECTION PROCEDURE 1. INSPECT STARTER ASSEMBLY CAUTION: As a large electric current passes through the cable during this inspection, a thick cable must be used. If not, the cable may become hot and cause injury. NOTICE: Perform each of the following tests within 3 to 5 seconds to prevent the coil ...
Lexus RX (RX 350L, RX450h) 2016-2025 Repair Manual > Panoramic View Monitor System: ECU Malfunction (C1614)
DESCRIPTION This DTC is stored if the parking assist ECU judges that there is an internal malfunction as a result of its self check. HINT: The parking assist ECU stores different types of information during initialization. If the parking assist ECU cannot read the stored information when activated, ...
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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