Injection Timing Control Circuit Malfunction

What This Means

The fuel injection timing control circuit has malfunctioned. This code is primarily seen on diesel engines where injection timing is critical for proper combustion and emissions.

Common Symptoms

• Poor performance
• Excessive smoke
• Hard starting
• Rough running

Common Causes

• Faulty injection timing solenoid
• Injection pump failure
• Wiring issue
• PCM calibration error
• Sensor failure

Estimated Repair Cost