What does p0403 mean?
What does p0403 mean?
Today, you’ll learn everything you need to know about the P0403 code: exhaust gas recirculation (EGR) circuit malfunction. 1 What Is the Code P0403? 2 What is the Relationship Between the EGR and Code P0403? 3 What Causes the P0403 Code? 4 What are the Symptoms That You Might Face Due to P0403 Code? 5 How Can You Fix the P0403 Code?
What causes error code p0403 on EGR vacuum control?
Code P0403 is triggered when the EGR vacuum control solenoid is not making a complete and correct circuit to the ECM. When this happens, the ECM will turn off its control of the solenoid.
How do you diagnose a p0403 code on a Honda Accord?
Start by checking the “Possible Causes” listed above. Visually inspect the related wiring harness and connectors. Check for damaged components and look for broken, bent, pushed out, or corroded connector’s pins. The cost to diagnose the P0403 code is 1.0 hour of labor.
