Lexus ES: Diagnostic Trouble Code Chart
Lexus ES (XZ10) Service Manual / Vehicle Exterior / Wiper / Washer / Wiper And Washer System (for Gasoline Model) / Diagnostic Trouble Code Chart
DIAGNOSTIC TROUBLE CODE CHART
Wiper and Washer System| DTC No. | Detection Item | DTC Output from | Link |
|---|---|---|---|
| B1245 | Lost Communication with Wiper ECU LIN | Main Body | |
| B1279 | Lost Communication with Humidity/Rain Sensor LIN | Main Body | |
| B1370 | ECU Malfunction | Windshield wiper motor assembly | |
| B1372 | Wiper Switch Signal Mismatch between LIN and Line | Wiper | |
| B1373 | Lost Communication with Wiper System LIN BUS | Main Body | |
| B1400 | Rain Sensor Malfunction | Rain sensor | |
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Lost Communication with Wiper ECU LIN (B1245)
DESCRIPTION The main body ECU (multiplex network body ECU) and windshield wiper motor assembly communicate via LIN communication. The main body ECU (multiplex network body ECU) stores this DTC if comm
Lost Communication with Humidity/Rain Sensor LIN (B1279)
DESCRIPTION The main body ECU (multiplex network body ECU) and rain sensor communicate via LIN communication. The main body ECU (multiplex network body ECU) stores this DTC if communication becomes ab
ECU Malfunction (B1370)
DESCRIPTION This DTC is stored when the windshield wiper motor assembly detects an internal malfunction. DTC No. Detection Item DTC Detection Condition Trouble Area Memory DTC Output from
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Terminals Of Ecm
TERMINALS OF ECM HINT: The standard normal voltage and resistance between each pair of ECM terminals is shown in the table below. The appropriate conditions for checking each pair of terminals are also indicated. The result of checks should be compared with the standard normal voltage and resistanc
Cruise SET Indicator Light Circuit
DESCRIPTION The hybrid vehicle control ECU illuminates the cruise SET indicator by sending request signals to the combination meter assembly via CAN communication. The cruise SET indicator illuminates when the dynamic radar cruise control system is controlling vehicle speed. If the cruise SET indica
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