Test Procedure

2004 Ford Focus ZX5, 2.3 Z, StandardSECTION Test Procedure
NOTE: Proceed to DTC testing steps listed in FAULT CODE SETTING CONDITION  table of fault code setting condition.
FAULT CODE SETTING CONDITION

Fault Code KOEO KOER Continuous Memory
P0068    DV12  
P0122  DV1  DV1  DV1
P0123  DV1  DV1  DV1
P0221  DV1  DV1  DV1
P0222  DV1  DV1  DV1
P0223  DV1  DV1  DV1
P2100  DV17  DV17  DV17
P2101  DV23  DV23  DV23
P2111  DV1  DV1  DV1
P2112  DV1  DV1  DV1
P2135  DV4  DV4  DV4
  1. DV1 CHECK THE TP OPEN AND CLOSED VOLTAGES 
    • Key ON, engine OFF.
    • Access the PCM and monitor the TP1 and TP2 PIDs.
    • Press the accelerator pedal to the floor and release.
    Accelerator Pedal Position TP1 TP2
    Pedal fully released 3.7-4.7 0.3-1.9
    Pedal fully applied 0.7-2.9 4.1-4.7

    Are both PIDs within the chart ranges? 

    Yes No
    GO to  DV15. GO to  DV2.
  2. DV2 CHECK FOR OBSTRUCTION OF THE THROTTLE BODY 
    WARNING: SUBSTANTIAL OPENING AND CLOSING TORQUE IS APPLIED BY THIS SYSTEM. TO PREVENT INJURY, BE CAREFUL TO KEEP FINGERS AWAY FROM THROTTLE MECHANISM WHEN ACTUATED.
RENDER: 1.0x

NO RELATED

Recommended Tools & Savings

Use the Manual With the Right Hardware

Pair factory procedures with proven DIY tools so the instructions are easier to execute.

Affiliate disclosure: We may earn a commission at no extra cost to you.

When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • You smell fuel, burning insulation, or see smoke.
  • Brakes feel soft, pull hard to one side, or make grinding noises.
  • The engine overheats, stalls repeatedly, or misfires under load.
  • You are missing required tools, torque specs, or safe lifting equipment.
  • You are not confident in the next step or safety outcome.