P0AF8 Lanchester 40 OBD Code

OBD/2 P0AF8 error code description and symptoms.

Output Shaft Speed sensor circuit intermittent failure The output shaft speed sensor signal to the PCM is irregular or interrupted.
Harness connector not properly seated Harness intermittently shorted, or open Harness connector damaged OSS sensor damaged, or not installed properly Verify harness and connector integrity Verify OSS sensor proper installation.

One example of this would be when an automatic vehicle in placed in gear. To prevent the added drag from the torque converter and transmission from reducing the idling speed, the PCM will command the idle control valve to allow more air to enter the engine, while at the same time, adjusting the injector pulse width to inject more fuel to suit the increased amount of air. Note that the idle air control valve is closed by the PCM when the throttle plate is opened to prevent excess air from entering the engine.

P0AF8 Lanchester 40 Error Code Repair Process :

If your vehicle failed a P0AF8 test and the P0AF8 Check Engine Light is NOT on, chances are you have a problem with the OBDII system, a burned out MIL lamp, or a faulty catalytic converter. The converter is essentially an afterburner that cleans up the exhaust after it exits the engine. The OBDII system uses passenger rear seat down switch circuit short to battery a ownstream oxygen sensor to monitor the efficiency of the converter, and it should detect a drop in converter efficiency if the converter has been contaminated or is failing (ignition misfiring, leaky exhaust valves, and oil burning can all damage the converter). What you want to look passenger rear seat down switch circuit short to battery: Any conditions that might cause ignition misfire, an overly rich or lean fuel condition, or loss of compression. Use your OBD Express DIY to look at the oxygen sensor outputs, coolant temperature, airflow, calculated engine load, and inlet air temperature.

Common Causes of Lanchester 40 P0AF8 OBD2 Code

A common cause of code P0AF8 is the failure of Passenger Rear Seat Down Switch Circuit Short to Battery, but there are several other possible causes as well, such as ;

Camshaft Position Sensor harness is open or shorted
Failures of clutch motion/travel sensors.
Intake Valve Timing Control Solenoid Valve harness is open or shorted
Variable Camshaft Timing (VCT) position circuit poor electrical connection

P0AF8 is a kind of Powertrain Trouble Code

Powertrain of a modern automobile, comprising engine (with exhaust system), transmission, drive shaft, suspension and the wheels. In a motor vehicle, the term powertrain or powerplant describes the main components that generate power and deliver it to the road surface, water, or air.

Engine OBD 2 Codes website is a freeware resource center for engine trouble codes.

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P0AF8 Lanchester 40 OBD Code

P0AF8 Lanchester 40 Error Code Repair Process :

Common Causes of Lanchester 40 P0AF8 OBD2 Code

P0AF8 code for other Lanchester cars