Section 194 (Engine Controls - Self-Diagnostics - 6.0L (99P F450/550) Diesel)
WARNING: This page is about a different car, the 2003 Ford Pickup, 2003 Ford F550 Super Duty, 2003 Ford F450 Super Duty, 2003 Ford Excursion, and 2003 Ford Cab & Chassis. However, it is still accessible from the selected car via links, so may be relevant.
- Introduction
- Self-Diagnostic System
- Quick Test
- Additional System Functions
- Programming Pcm
- Drive Cycle Procedure
- Summary
- Diagnostic Trouble Code Definitions
- Component Locations
- Control Module Connector Identification
- System Tests
- Notes
- How To Use System Tests
- Test A: Vehicle Battery
- Test B: Reference Voltage
- Test C: Clutch Pedal Position Switch/Neutral Start Switch
- Test D: Crankshaft Position Sensor
- Test E: Manifold Absolute Pressure Sensor
- Test F: Intake Air Temperature Sensor 1
- Test G: Intake Air Temperature Sensor 2
- Test H: Barometric Pressure Sensor
- Test I: Parking Brake Applied Switch
- Test J: Mass Air Flow Sensor
- Test K: Engine Coolant Temperature Sensor
- Test L: Engine Oil Temperature Sensor
- Test M: Fuel Pump Monitor/Control
- Test O: Water In Fuel Sensor
- Test P: Misfire/Injector Drive Circuit Operation
- Test Q: Injection Control Pressure Sensor
- Test R: Injection Pressure Regulator
- Test S: FICM Circuit Low Voltage
- Test V: Camshaft Position Sensor
- Test W: Exhaust Gas RECIRCULATION
- Test X: Exhaust Pressure Sensor
- Test Y: Speed Control Command Switch
- Test Z: Continuous Memory Failure
- Test Aa: Pcm ROM Failure
- Test Ac: OBD-II Readiness Code
- Test Ad: Pcm Reset
- Test AE: Unable To Activate Self-Test/SCP Communication Error/DTC Not Listed
- Test AF: Glow Plug System
- Test Ag: Accelerator Pedal Position Sensor
- Test Ah: VISCTRONIC Drive Fan Clutch
- Test Ai: Brake Lamp Switch
- Test AK: Variable Geometry Turbo Output
- Test Al: Transmission Range Circuit
- Test Am: Air Conditioning Request Circuits
- Test An: Auxiliary Powertrain Control System Introduction
- Test AO: Injector Control Pressure Too High
- Test AP: Injector Control Pressure Too High - Engine Off
- Test AQ: Injector Control Pressure Too Low - Engine Cranking
- Test Ar: Random Misfire Detected
- Test As: Loss Of Communication With FICM
- Test At: FICM Circuit Fuel Delivery Error
- Test AU: Map/BARO Correlation
- Test Av: Air Conditioning Relay Control Circuit
- Test Aw: Intake Air Temperature IAT1/IAT2 Sensor Correlation
- Test KA: Turbocharger System Performance
- Wiring Diagrams