Volkswagen Eos P0134: O2 Sensor → No Activity Detected B1S1

P0134 is a relatively common OBDII trouble code. It’s generic, which means that it has the same meaning for any vehicle with OBDII. It means that the PCM/ECM is not detecting any activity from the sensor.   P0134 Definition P0134: O2 Sensor → No Activity Detected →Bank 1 Sensor 1 The Eos’s computer uses the … Read moreVolkswagen Eos P0134: O2 Sensor → No Activity Detected B1S1

Volkswagen Eos P0403:EGR→ Circuit Malfunction

P0403 is a very common trouble code. It is a generic code, which means that it has the same meaning for the Volkswagen Eos as it would any other vehicle. It affects the EGR (Exhaust Gas Recirculation System and technically means: P0403: EGR→ Circuit Malfunction A circuit malfunction implies that there is a wiring problem … Read moreVolkswagen Eos P0403:EGR→ Circuit Malfunction

Volkswagen Eos P0150: O2 Sensor Circuit Malfunction (Bank 2 -Sensor 1)

P0150 is a very common OBDII code that occurs in the Volkswagen Eos. It is typically caused when the Oxygen Sensor voltage is not within normal operating conditions. Volkswagen Eos P0150 Symptoms Typically, the only symptom of P0150 is going to be the service engine soon light. In some cases, there can be other symptoms … Read moreVolkswagen Eos P0150: O2 Sensor Circuit Malfunction (Bank 2 -Sensor 1)

Volkswagen Eos P0402: EGR → Excessive Flow Diagnosis

P0402 is an OBDII trouble code that’ll pop up in the Volkswagen Eos. It has to do with the emissions system and stands for: P0402: EGR → Excessive Flow Diagnosis The EGR system on a vehicle is responsible for recirculating exhaust gasses in order to lower the vehicles emissions output. The amount of gas cycled … Read moreVolkswagen Eos P0402: EGR → Excessive Flow Diagnosis

Volkswagen Eos P0404: EGR Circuit → Range/Performance

With the Volkswagen Eos, P0404 is going to have the same meaning as it would in any other vehicle. It’s a generic powertrain code that stands for: P0404: EGR Circuit → Range/Performance While there are several issues that can throw the P0404 code in the Eos, the most common issue is either going to be … Read moreVolkswagen Eos P0404: EGR Circuit → Range/Performance

Volkswagen Eos P0335: Crankshaft Position Sensor “A” Circuit Malfunction

The Volkswagen Eos utilizes a crankshaft position sensor in order to regulate the engine timing. This sensor uses a reluctor to gauge the position of the crank. When the Eos’s ECM determines that there is an issue with the signal coming from this sensor, it’ll throw the P0335 trouble code.   P0335 Symptoms: Volkswagen Eos … Read moreVolkswagen Eos P0335: Crankshaft Position Sensor “A” Circuit Malfunction

Volkswagen Eos P0138: Oxygen Sensor High Voltage (Bank 1 -Sensor 2)

  P0138 is a common OBDII code that occurs in many vehicles, including theVolkswagen Eos. The code is triggered when: The voltage at the sensor remains above threshold for 20 seconds or more Voltage to the sensor is to high (wiring problem, think short) Bad O2 sensor itself There are also some less likely problems … Read moreVolkswagen Eos P0138: Oxygen Sensor High Voltage (Bank 1 -Sensor 2)

Volkswagen Eos P0133: Oxygen Sensor Slow Response (Bank 1 -Sensor 1)

  P0133 is a common OBDII code that occurs in many vehicles, including theVolkswagen Eos. The code is triggered when there is an issue with the response time from the oxygen (O2) sensor when switching voltage levels. The O2 sensor is responsible for helping the ECM meter oxygen levels in the exhaust in order to … Read moreVolkswagen Eos P0133: Oxygen Sensor Slow Response (Bank 1 -Sensor 1)

Volkswagen Eos P0132: Oxygen Sensor High Voltage (Bank 1 -Sensor 1)

    P0132 is a common OBDII code that occurs in many vehicles, including the Volkswagen Eos. The code is triggered when: The voltage at the sensor remains above threshold for 20 seconds or more. The air fuel sensor stays in rich biased mode for too long. There are also some less likely problems that can … Read moreVolkswagen Eos P0132: Oxygen Sensor High Voltage (Bank 1 -Sensor 1)

Volkswagen Eos P0131: O2 Sensor Low Voltage (Bank 1 -Sensor 1)

P0131 is a common OBDII code that occurs in many vehicles, including the Volkswagen Eos. It is letting you know that there is an issue with the wiring or harness going to the sensor, or the sensor itself is bad. There are also some less likely problems that can cause P0131. We’ll go over those below. … Read moreVolkswagen Eos P0131: O2 Sensor Low Voltage (Bank 1 -Sensor 1)