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Home >> Chrysler >> 2009 >> 300 Signature Series >> Repair and Diagnosis >> External Pages >> Different car >> Section 84 (Fuel System) >> Fuel Delivery - 2.2L Diesel >> Diagnosis And Testing >> Fuel Delivery System

Fuel Delivery System

WARNING: This page is about a different car, the 2006 Chrysler PT Cruiser. However, it is still accessible from the selected car via links, so may be relevant.
WARNING: High-pressure fuel lines deliver fuel under extreme pressure from the injection pump to the injectors. This maybe as high as 1600 bar (23,200 psi). Use extreme caution when inspecting for high-pressure fuel leaks. Fuel under this amount of pressure can penetrate skin causing personal injury or death. Inspect high-pressure fuel leaks with a sheet of cardboard. Wear safety goggles and adequate protective clothing when servicing fuel system.
CONDITION POSSIBLE CAUSES CORRECTION
No Start/Hard Start/Start and Stall Contaminated Fuel Drain, Flush and Refill Fuel System
Low Fuel Pressure to Fuel Filter Test Fuel Pump Pressure
- Restricted Fuel Filter Replace Fuel Filter
- Fuel Heater Inoperative Test Fuel Heater and circuitry
- Restricted or Leaking Fuel Lines Inspect/Replace necessary fuel line(s)
- Stored Diagnostic Trouble Codes Refer to the appropriate Diagnostic Service Information
Stalls Under Aggressive Maneuvers/Loss Of Fuel Pressure Restricted or Damaged Fuel Pump Lower Filter Test Fuel Pump Pressure
Contaminated Fuel Drain, Flush and Refill Fuel System
- Damaged Fuel Tank Replace Fuel Tank
- Restricted Fuel Filter Replace Fuel Filter
Cannot Refill Fuel Tank/Excessive Pressure in Fuel Tank When Cap Is Removed Sticking or Damaged Fuel Tank Fill/Vent Valve Replace Fuel Tank
- Restricted or Damaged Fuel Tank Fill/Vent Valve Filter or Hose Replace Fuel Tank Vent Filter