DESCRIPTION
Detection Item | Symptom | Trouble Area |
---|---|---|
Combination Meter Mirror ECU Communication Stop Mode | Either condition is met:
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WIRING DIAGRAM
CAUTION / NOTICE / HINT
NOTICE:
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HINT:
PROCEDURE
1. | CHECK FOR OPEN IN CAN BUS LINES (COMBINATION METER MIRROR ECU (HEADUP DISPLAY) BRANCH LINE) |
(a) Disconnect the cable from the negative (-) battery terminal.
(b) Disconnect the K1 combination meter mirror ECU (headup display) connector. |
|
(c) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
Tester Connection | Condition | Specified Condition |
---|---|---|
K1-4 (MPX1) - K1-5 (MPX2) | Cable disconnected from negative (-) battery terminal | 54 to 69 Ω |
NG | ![]() | REPAIR OR REPLACE CAN BRANCH LINES OR CONNECTOR (COMBINATION METER MIRROR ECU (HEADUP DISPLAY)) |
|
2. | CHECK HARNESS AND CONNECTOR (POWER SOURCE CIRCUIT) |
(a) Measure the resistance according to the value(s) in the table below. Standard Resistance:
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(b) Reconnect the cable to the negative (-) battery terminal.
(c) Measure the voltage according to the value(s) in the table below.
Standard Voltage:
Tester Connection | Condition | Specified Condition |
---|---|---|
K1-1 (B) - Body ground | Always | 11 to 14 V |
K1-2 (IG) - Body ground | Engine switch on (IG) | 11 to 14 V |
OK | ![]() | REPLACE COMBINATION METER MIRROR ECU (HEADUP DISPLAY) |
NG | ![]() | REPAIR OR REPLACE HARNESS OR CONNECTOR (POWER SOURCE CIRCUIT) |
Lexus RX (RX 350L, RX450h) 2016-2025 Owners Manual > Do-it-yourself
maintenance: Tire inflation pressure
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The recommended cold tire inflation
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Inspection and adjustment procedure
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Lexus RX (RX 350L, RX450h) 2016-2025 Repair Manual > Meter / Gauge System: Odo/Trip Switch Malfunction
DESCRIPTION In this circuit, the combination meter assembly detects ODO/TRIP switch signals via a direct line. WIRING DIAGRAM CAUTION / NOTICE / HINT NOTICE: When replacing the combination meter assembly, always replace it with a new one. If a combination meter assembly which was installed to anoth ...