P06E6
Sensor Power Supply C Circuit/Open
P06E6 is an OBD-II diagnostic trouble code meaning: Sensor Power Supply C Circuit/Open. Common causes: open 5v power wire on circuit c, wire short circuit to ground. Estimated repair cost: $17–889.
Symptoms
- Multiple sensor error codes simultaneously
- Engine transition to emergency mode
- Check Engine light on
- No data from multiple sensors on the scanner display
- Unstable or abnormal engine operation
Causes
- Open 5V power wire on circuit C
- Wire short circuit to ground
- Corroded or damaged ECU connector
- Internal fault in power supply C in the ECU
- Sensor malfunction causing power circuit overload
How to Fix
- Read all error codes and identify affected sensors
- Using the electrical diagram, identify the sensors powered from circuit C
- Measure the supply voltage at the connectors of these sensors
- Check the integrity of the power wire from the ECU to each sensor
- Turn off the sensors one by one to identify the source of the overload
- If the external circuits are in good condition, diagnose the ECU
Related codes
Error P06E6 by Vehicle Brand
FAQ
What does the P06E6 code mean?
P06E6 is an OBD-II diagnostic trouble code that indicates: Sensor Power Supply C Circuit/Open
What causes a P06E6 error code?
The most common causes of P06E6 include: Open 5V power wire on circuit C; Wire short circuit to ground; Corroded or damaged ECU connector; Internal fault in power supply C in the ECU.
How do I fix a P06E6 diagnostic trouble code?
To fix P06E6: Read all error codes and identify affected sensors. Using the electrical diagram, identify the sensors powered from circuit C. Measure the supply voltage at the connectors of these sensors. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with P06E6?
Yes, but get it checked soon
How much does it cost to fix P06E6?
The estimated repair cost for P06E6 is $17–889. Actual cost depends on your vehicle, location, and labor rates.
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