P01CC

Cylinder 1 Injection Timing Performance - Over Advanced

Severity

⚠️ Medium

Can you drive?

Limited driving only, diagnose soon

Approx. repair cost

$56–222 (est.)

Symptoms

Deterioration of vehicle dynamics
Increased fuel consumption
Detonation during acceleration
Unstable idle

Causes

Malfunction of fuel injectors
Problems with the camshaft position sensor
Crankshaft position sensor malfunction
Problems in the injector wiring harness
Errors in ECU software

How to Fix

Check the condition of the fuel injectors
Diagnose camshaft and crankshaft position sensors
Inspect the injector wiring harness for damage.
Test injection parameters using an OBD-II scanner
If necessary, update the ECU software

Related codes

P0201 P0010 P0016 P0301