INSPECTION
PROCEDURE
1. INSPECT ENGINE SWITCH
(a) Measure the resistance according to the value(s) in the table below. Standard Resistance:
If the result is not as specified, replace the engine switch. |
|
(b) Apply battery voltage between the terminals of the engine switch, and check the illumination condition of the engine switch indicator light.
OK:
Condition | Specified Condition |
---|---|
Battery positive (+) → Terminal 9 (SWIL) Battery negative (-) → Terminal 6 (AGND) | Illuminates |
HINT:
If the result is not as specified, replace the engine switch.
Lexus RX (RX 350L, RX450h) 2016-2025 Repair Manual > Road Sign Assist System: Lost Communication with ECM/PCM "A" Missing Message (U010087,U012587,U012987,U014087,U015587)
DESCRIPTION When a malfunction is detected between various ECUs and sensors, these DTCs are stored. DTC No. Detection Item DTC Detection Condition Trouble Area U010087 Lost Communication with ECM/PCM "A" Missing Message 2 seconds or more after the engine switch is turned on (IG), wh ...
Lexus RX (RX 350L, RX450h) 2016-2025 Repair Manual > Safety Connect System: Emergency Call Switch Illumination Circuit
WIRING DIAGRAM CAUTION / NOTICE / HINT NOTICE:
Depending on the parts that are replaced during vehicle inspection or maintenance, performing initialization, registration or calibration may be needed. Refer to Precaution for Safety Connect System.
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Inspect the fuses for circuits rel ...