Difficult to Start Engine When Cold

CHECK:

1. Contaminated Fuel [1]
2. Fuel Filter
3. Fuel Pressure Regulator
4. Electronic Control (ECU) Unit [2]

NOTE: The system that could be the source of the symptom are listed and should be checked in order, starting with #1.

[1] Fuel with dirt, water, or a high percentage of alcohol is considered contaminated.
[2] See "DIAGNOSIS BY SYMPTOM" under "COMPUTERIZED ENGINE CONTROLS".