P1A7F
Starter/Generator Control Module Coolant Level Sensor 1 Low Voltage
P1A7F is an OBD-II diagnostic trouble code meaning: Starter/Generator Control Module Coolant Level Sensor 1 Low Voltage. Common causes: coolant level sensor malfunction, open or short circuit in the sensor circuit. Estimated repair cost: $17–56.
Symptoms
- Check engine light is on
- Incorrect coolant level readings
- Reduced hybrid system efficiency (if applicable)
- Possible problems starting the engine
Causes
- Coolant level sensor malfunction
- Open or short circuit in the sensor circuit
- Poor connection or corroded contacts
- Starter/Generator Module Malfunction
- Problems with wiring or harness
How to Fix
- Check the coolant level and add if necessary
- Check the continuity of the coolant level sensor circuit
- Check the connections and contacts of the sensor
- Replace the coolant level sensor if necessary
- Check and replace starter/alternator module if necessary
Related codes
FAQ
What does the P1A7F code mean?
P1A7F is an OBD-II diagnostic trouble code that indicates: Starter/Generator Control Module Coolant Level Sensor 1 Low Voltage
What causes a P1A7F error code?
The most common causes of P1A7F include: Coolant level sensor malfunction; Open or short circuit in the sensor circuit; Poor connection or corroded contacts; Starter/Generator Module Malfunction.
How do I fix a P1A7F diagnostic trouble code?
To fix P1A7F: Check the coolant level and add if necessary. Check the continuity of the coolant level sensor circuit. Check the connections and contacts of the sensor. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with P1A7F?
Yes, but get it checked soon
How much does it cost to fix P1A7F?
The estimated repair cost for P1A7F is $17–56. Actual cost depends on your vehicle, location, and labor rates.
See also: Russian version · NationStat