Trouble code P0120 means:Throttle/pedal position sensor/switch A circuit malfunction
Trouble code P0103 means:Mass or volume circuit high input
Trouble code P0121 means:Throttle/pedal position sensor/switch A circuit range/performance problem
What mean the code troble 1476.8 VW jetta 1994 engine 2.0
po544
Trouble code P0606 means:PCM processor fault
Trouble code P0702 means: Transmission Control System Electrical
Cars running lean
Code P0120 on a 1998 Mazda Protege indicates a problem with the throttle position sensor (TPS) circuit. This code typically means that the engine control module (ECM) has detected an abnormal voltage reading from the TPS, which can affect engine performance and throttle response. Possible causes include a faulty TPS, wiring issues, or poor connections in the circuit. It's advisable to inspect the sensor and its connections to diagnose and resolve the issue.
This generally indicates that your oil level is low
Trouble code P0456 means: Evaporative Emission System Leak Detected (very small leak) What does this mean?
Trouble code P0134 means: HO2S (Bank 1 Sensor 1) Circuit No Activity
The diagnostic code P1538 for a 2000 VW Jetta means the engine shut off solenoid is open or short to ground. A common cause of this diagnostic code appearing is a lose wire to the fuel cutoff solenoid.