P2DE0

Cold Start Fuel Injection Quantity C Lower Than Expected

Severity

⚠️ Medium

Can you drive?

Yes, but get it checked soon

Approx. repair cost

$17–89 (est.)

Symptoms

Difficulty starting the engine in cold weather
Unstable engine idling
Power dips during acceleration
Increased fuel consumption
Check Engine Light Illuminates

Causes

Fuel pump malfunction
Fuel filter clogged
Problems with injectors
Malfunction of temperature sensors
Problems with the electrical circuits of the fuel system

How to Fix

Check the fuel pressure in the system
Inspect and, if necessary, replace the fuel filter
Check the condition and operation of the fuel injectors
Check coolant and air temperature sensors
Diagnose electrical circuits of the fuel system

Related codes

P0171 P0172 P0087