P0793 TOYOTA Intermediate Shaft Speed Sensor A

Possible causes – Faulty Shaft Speed Sensor– Shaft Speed Sensor harness is open or shorted– Shaft Speed Sensor circuit poor electrical connection When is the obd code mean? The P0793 code is detected when the vehicle speed is more than the 31 mph and the park/neutral switch is OFF or rhe engine speed is less…

P0300 TOYOTA Random Cylinder Misfire Condition

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…

P0158 TOYOTA HO2S22 Circuit High Voltage

Possible causes – Faulty Rear Heated Oxygen Sensor Bank 2– Rear Heated Oxygen Sensor Bank 2 harness is open or shorted– Rear Heated Oxygen Sensor Bank 2 circuit poor electrical connection– Inappropriate fuel pressure – Faulty fuel injectors– Intake air leaks– Exhaust gas leaks Tech description Replacing the Rear Heated Oxygen Sensor Bank 2 usually…

P0159 TOYOTA HO2S22 Circuit Slow Response

Possible causes – Faulty Rear Heated Oxygen Sensor Bank 2– Rear Heated Oxygen Sensor Bank 2 harness is open or shorted– Rear Heated Oxygen Sensor Bank 2 circuit poor electrical connection– Inappropriate fuel pressure– Faulty fuel injectors– Intake air leaks may be faulty– Exhaust gas leaks Tech description Replacing the O2 Sensor 2 usually takes…

P0552 TOYOTA Power Steering Pressure Sensor Circuit Low Input

Possible causes – Faulty Power Steering Pressure Sensor– Power Steering Pressure Sensor harness is open or shorted– Power Steering Pressure Sensor circuit poor electrical connection When is the obd code mean? A low voltage from the Power Steering Pressure Sensor is sent to Engine Control Module (ECM). Symptoms – Engine Light ON (or Service Engine…

P0553 TOYOTA Power Steering Pressure Sensor Circuit High Input

Possible causes – Faulty Power Steering Pressure Sensor– Power Steering Pressure Sensor harness is open or shorted– Power Steering Pressure Sensor circuit poor electrical connection When is the obd code mean? A low voltage from the Power Steering Pressure Sensor is sent to Engine Control Module (ECM). Symptoms – Engine Light ON (or Service Engine…

P0550 TOYOTA Power Steering Pressure Sensor Circuit Malfunction

Possible causes – Faulty Power Steering Pressure Sensor– Power Steering Pressure Sensor harness is open or shorted– Power Steering Pressure Sensor circuit poor electrical connection When is the obd code mean? An excessively low or high voltage from the Power Steering Pressure Sensor is sent to Engine Control Module (ECM). Symptoms – Engine Light ON…

P0985 TOYOTA Shift Solenoid E Control Circuit Low

Possible causes – Faulty pressure control solenoid valve ‘E’– Pressure control solenoid valve ‘E’ harness is open or shorted– Pressure control solenoid valve ‘E’ circuit poor electrical connection– Faulty Engine Control Module (ECM)– Low transmission fluid level– Dirty transmission fluid Tech description There is a factory service bulletin for the 2004 Toyota Sienna2004 Toyota Sienna…

P0986 TOYOTA Shift Solenoid E Control Circuit High

Possible causes – Faulty pressure control solenoid valve ‘E’– Pressure control solenoid valve ‘E’ harness is open or shorted– Pressure control solenoid valve ‘E’ circuit poor electrical connection– Faulty Engine Control Module (ECM)– Low transmission fluid level– Dirty transmission fluid Tech description There is a factory service bulletin for the 2004 Toyota Sienna2004 Toyota Sienna…

P0136 TOYOTA HO2S12 Circuit Malfunction

Possible causes – Faulty Rear Heated Oxygen Sensor Bank 1– Rear Heated Oxygen Sensor Bank 1 harness is open or shorted– Rear Heated Oxygen Sensor Bank 1 circuit poor electrical connection– Inappropriate fuel pressure– Faulty fuel injectors– Intake air leaks may be faulty– Exhaust gas leaks Tech description Replacing the Rear Heated Oxygen Sensor Bank…