Tag: LEXUS

Possible causes – Faulty spark plug 7– Clogged or faulty fuel injector 7– Faulty ignition coil 7– Fuel injector 7 harness is open or shorted– Fuel injector 7 circuit poor electrical connection– Ignition coil 7 harness is open or shorted– Ignition coil 7 circuit poor electrical connection– Insufficient cylinder 7 compression– Incorrect fuel pressure– Intake…

Possible causes – Faulty spark plug 8– Clogged or faulty fuel injector 8– Faulty ignition coil 8– Fuel injector 8 harness is open or shorted– Fuel injector 8 circuit poor electrical connection– Ignition coil 8 harness is open or shorted– Ignition coil 8 circuit poor electrical connection– Insufficient cylinder 8 compression– Incorrect fuel pressure– Intake…

Possible causes – Faulty Speed Sensor– Speed Sensor harness is open or shorted– Speed Sensor circuit poor electrical connection When is the obd code mean? The output shaft speed sensor failed to provide a signal to the TCM upon initial movement of vehicle. Symptoms – Engine Light ON (or Service Engine Soon Warning Light)– Speedometer…

Possible causes – Faulty stop lamp switch– Blown stop lamp bulb– Brake switch harness open or shorted– Brake switch circuit poor electrical connection Symptoms – Engine Light ON (or Service Engine Soon Warning Light) P0504 LEXUS OBD Code Description In addition to turning on the stop lamp, the stop lamp switch signals are used for…

Possible causes – Faulty Throttle Actuator Control Actuator– Electronic Throttle Control System (ETCS) harness is open or shorted– Electronic Throttle Control System (ETCS) circuit poor electrical connection When is the obd code mean? The Engine Control Module (ECM) monitors the battery supply voltage applied to the electronic throttle actuator. When the power supply voltage drops…

Possible causes – Faulty Throttle Control Motor– Throttle Control Motor harness is open or shorted– Throttle Control Motor circuit poor electrical connection When is the obd code mean? Engine Control Module (ECM) detects short both circuits between ECM and throttle control motor. Symptoms – Engine Light ON (or Service Engine Soon Warning Light) P1128 LEXUS…

Possible causes – Faulty Throttle Control Motor– Throttle Control Motor harness is open or shorted– Throttle Control Motor circuit poor electrical connection Symptoms – Engine Light ON (or Service Engine Soon Warning Light) P1125 LEXUS OBD Code Description Throttle motor is operated by the ECM and it opens and closes the throttle valve. The opening…

Possible causes – Faulty throttle position sensor.– Throttle position sensor harness is open or shorted– Throttle position sensor circuit poor electrical connection When is the obd code mean? An excessively low voltage from the Throttle Position Sensor (TPS) is sent to Engine Control Module (ECM). Symptoms – Engine Light ON (or Service Engine Soon Warning…

Possible causes – Faulty Throttle Position Sensor– Throttle Position Sensor circuit is open or shorted– Throttle Position Sensor poor electrical connection When is the obd code mean? Malfunction is detected when an excessively low or high voltage from the sensor is sent to ECM. Symptoms – Engine Light ON (or Service Engine Soon Warning Light)…

Possible causes – Faulty spark plug (s) – Faulty ignition coil (s) – Clogged or faulty fuel injector (s)– Intake air leak– Fuel injectors harness is open or shorted– Fuel Injectors circuit poor electrical connection– Ignition coils harness is open or shorted– Ignition coils circuit poor electrical connection– Insufficient cylinders compression– Incorrect fuel pressure Tech…