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Home >> Chrysler >> 2011 >> 300 C, RWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 433 (6.7L Diesel - DTCS P0008 To P040D - 2500 Hd & 3500 Hd) >> Diagnosis And Testing >> P0087-Fuel Rail Pressure Too Low >> Diagnostic Test

Diagnostic Test

WARNING: This page is about a different car, the 2013 RAM 3500 HD and 2013 RAM 2500 HD. However, it is still accessible from the selected car via links, so may be relevant.
  1. P000F PRESENT 
    1. Ignition on, engine not running.
    2. With the scan tool, read DTCs.

      Is DTC P000F active?

      Yes 

      • Troubleshoot P000F first.
      • Perform the POWERTRAIN VERIFICATION TEST - 6.7L. Refer to STANDARD PROCEDURE .

      No 

      • Go To  2
  2. OTHER DTCS 
    1. With the scan tool, read DTCs.

      Are any other injector/fuel pressure related DTCs present?

      Yes 

      • Troubleshoot other injector/fuel pressure related DTCs first.

      No 

      • Go To  3
  3. EXTERNAL FUEL LEAKS 
    1. Put on personal protective equipment.
    2. Operate engine at idle when looking for fuel leaks.
    3. Use the scan tool to operate engine at a variety of engine speeds.

      Any external leaks detected?

      Yes 

      • Repair or replace component with external fuel leak.
      • Perform the POWERTRAIN VERIFICATION TEST - 6.7L. Refer to STANDARD PROCEDURE .

      No 

      • Go To  4
  4. CHECK THE FUEL DELIVERY SYSTEM 
    1. Refer to DIAGNOSIS AND TESTING, 6.7L and perform the CHECKING THE FUEL DELIVERY SYSTEM diagnostic procedure.

      Were any problems found?

      Yes 

      • Repair as necessary.

      No 

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