Diesel Technology 7.3L PCM & IDM Testing Service - 1994-2003 Ford F-Series

7.3L Powerstroke PCM & IDM Testing Service (1994.5–2003)

If your 7.3L Powerstroke is experiencing a no-start condition, injector misfire, communication issues, or unexpected PCM/IDM failure, this PCM & IDM Testing Service from Diesel Technology of Chattanooga provides a thorough, professional diagnosis before unnecessary parts replacement.

This service is ideal if a performance chip was removed with the key on, the truck suddenly stopped running, or you need to determine whether the PCM, IDM, or another system is at fault.

🔥 What This Service Includes:

• Complete bench testing of both the PCM and IDM

• Identification of failed or degraded components

• Email report with findings and recommended next steps

• Direct contact if either module is determined to be non-rebuildable

🧠 PCM Testing Covers:

• Verifying the PCM boots up correctly

• Activating:

  • Glow Plug Relay / Module

  • Fuel Pump

  • Injector Driver Module (IDM)

• Receiving and processing the Cam Position Sensor (CPS) signal

• Commanding the IDM to fire injectors

• Activating transmission shift solenoids based on gear selection

• Connecting to a scan tool and transmitting correct sensor data

• Oscilloscope testing of:

  • Injection Pressure Regulator (IPR)

  • Electronic Pressure Control (EPC)

🧪 IDM Testing Covers:

• Verifying the IDM fires all 8 injectors

• Running an Injector Buzz Test to detect false codes

• Measuring injector voltage output and waveforms with an oscilloscope

• Evaluating performance loss caused by age-related component drift

⚙️ Performance Chip Testing:

• If you are running a performance chip, send it with your PCM

• Chip testing is included at no additional charge

• Do not send the chip cable or switch

🚨 Troubleshooting Recommendation:

For no-start or injector misfire issues, testing both the PCM and IDM together is strongly recommended unless one module has already been ruled out by swapping in a known-good unit.

📋 Before Shipping Your Modules:

• Complete the required information form (must be included inside the box)

• Provide as much detail as possible about symptoms and vehicle behavior

• More detail allows for more accurate testing and better guidance

📦 What to Send In:

• Your PCM

• Your IDM

• Optional: Performance chip
  

🚗 Fitment:

• 1994.5–2003 Ford 7.3L Powerstroke

If you want clear answers before replacing expensive electronics, this 7.3L Powerstroke PCM & IDM Testing Service offers a proven, data-driven approach to diagnosing complex driveability issues.



Complete the required information **PRINT FORM HERE** (must be included in the box)