P045C
EGR B Control Circuit Low
P045C is an OBD-II diagnostic trouble code meaning: EGR B Control Circuit Low. Common causes: open or short circuit in wiring harness, egr solenoid malfunction. Estimated repair cost: $56–167.
Symptoms
- Unstable engine idling
- Reduced engine power
- Increased fuel consumption
- Check Engine Light Illuminates
Causes
- Open or short circuit in wiring harness
- EGR solenoid malfunction
- Dirty or stuck EGR valve
- Problems with the engine control unit (ECU)
How to Fix
- Check the integrity of the wiring harness and connectors
- Check the resistance and performance of the EGR solenoid
- Clean or replace EGR valve
- Check and, if necessary, replace the engine control unit (ECU)
Related codes
Error P045C by Vehicle Brand
FAQ
What does the P045C code mean?
P045C is an OBD-II diagnostic trouble code that indicates: EGR B Control Circuit Low
What causes a P045C error code?
The most common causes of P045C include: Open or short circuit in wiring harness; EGR solenoid malfunction; Dirty or stuck EGR valve; Problems with the engine control unit (ECU).
How do I fix a P045C diagnostic trouble code?
To fix P045C: Check the integrity of the wiring harness and connectors. Check the resistance and performance of the EGR solenoid. Clean or replace EGR valve. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with P045C?
Limited driving only, diagnose soon
How much does it cost to fix P045C?
The estimated repair cost for P045C is $56–167. Actual cost depends on your vehicle, location, and labor rates.
See also: Russian version · NationStat