Lexus RX (RX 350L, RX450h) 2016-2026 Repair Manual: Lost Communication with Main Body ECU (U0142)

Diagnostic Trouble Code Chart

DIAGNOSTIC TROUBLE CODE CHART Power Mirror Control System (w/o Memory) DTC No. Detection Item Link U0142 Lost Communication with Main Body ECU ...

Driver Side Power Mirror cannot be Adjusted with Power Mirror Switch

DESCRIPTION The multiplex network master switch assembly sends the mirror adjust switch signals to the main body ECU (multiplex network body ECU) via LIN communication. The main body ECU (multiplex ne ...

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Lexus RX (RX 350L, RX450h) 2016-2026 Repair Manual > Can Communication System: Check Bus 4 Line for Short to GND
DESCRIPTION There may be a short circuit between one of the CAN bus lines and GND when there is no resistance between terminal 22 (CA2H) of the network gateway ECU and terminal 4 (CG) of the DLC3, or terminal 7 (CA2L) of the network gateway ECU and terminal 4 (CG) of the DLC3. Symptom Trouble A ...

Lexus RX (RX 350L, RX450h) 2016-2026 Repair Manual > Power Steering System: Data List / Active Test
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