P1122 Volkswagen Code - Coolant Flow Control Valve Position Sensor Circuit Low
Quick Answer
The P1122 code for Volkswagen vehicles indicates a problem with the Coolant Flow Control Valve Position Sensor Circuit being low. Common causes include Faulty Coolant Flow Control Valve Position Sensor, Damaged or corroded wiring/connectors, Low coolant level. Severity is High - diagnose this code as soon as possible. Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.
- What it means
- P1122 Volkswagen indicates Coolant Flow Control Valve Position Sensor Circuit Low.
- Common causes
- Common causes include Faulty Coolant Flow Control Valve Position Sensor, Damaged or corroded wiring/connectors, Low coolant level.
- Severity
- High - diagnose this code as soon as possible.
- Can I drive?
- Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.
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Code P1122 Volkswagen Description
The P1122 code for Volkswagen vehicles indicates a problem with the Coolant Flow Control Valve Position Sensor Circuit being low. This sensor is responsible for monitoring the position of the coolant flow control valve, which regulates the flow of coolant through the engine. When the sensor detects that the position of the valve is lower than expected, it triggers the code and illuminates the check engine light.
Common Causes of P1122 Volkswagen
- Faulty Coolant Flow Control Valve Position Sensor
- Damaged or corroded wiring/connectors
- Low coolant level
- Coolant flow control valve stuck in a closed position
- Issues with the engine control module
Symptoms of P1122 Volkswagen
- Check engine light is illuminated
- Engine overheating
- Poor fuel efficiency
- Rough idling
- Engine stalling
How to Fix P1122 Volkswagen
- Diagnose the issue by using a scan tool to read the fault codes and inspecting the coolant flow control valve position sensor and associated wiring.
- Replace the Coolant Flow Control Valve Position Sensor if it is found to be faulty.
- Repair or replace any damaged wiring or connectors.
- Check and refill the coolant level if it is low.
- Clear the fault codes and test drive the vehicle to ensure the issue has been resolved.
Cost to Fix P1122 Volkswagen
The typical repair cost for addressing a P1122 code on a Volkswagen vehicle can range from $150 to $400, including parts and labor. However, the specific diagnosis time and labor rates at auto repair shops can vary based on various factors, as mentioned earlier. It's recommended to consult with a trusted mechanic or dealership to get an accurate estimate for the repair.
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