7.3L Power Stroke Diagnostics (1999–2003 Super Duty)

Ford Super Duty and Excursion, 1999-2003 — the HEUI 7.3L: a high-pressure oil pump and IPR valve fire the injectors, a fixed-geometry Garrett turbo, glow plugs, and no emissions system. ICP/IPR, cam sensor, UVCH/glow-plug and injector-driver codes dominate.

P0117 — Engine Coolant Temperature Circuit Low Input (7.3 Power Stroke) Diagnostic reference for 7.3L Power Stroke (1999-2003 Super Duty/Excursion).
P0118 — Engine Coolant Temperature Circuit High Input (7.3 Power Stroke) The PCM sees high voltage/low resistance on the ECT circuit, interpreting it as an extremely low coolant temperature. On the 7.3L Power Stroke the ECT is used…
P0197 — Engine Oil Temperature Sensor Circuit Low (7.3 Power Stroke) Diagnostic reference for 7.3L Power Stroke 1999-2003 Super Duty/Excursion. HEUI injection uses engine oil pressure to fire injectors; there is no common rail…
P0198 — Fuel Rail Temperature Sensor A Circuit High (7.3 Power Stroke) Diagnostic reference for 7.3L Power Stroke (1999–2003) Super Duty/Excursion. This engine is HEUI with no common rail or rail-pressure sensor; P0198 does not…
P0219 — Engine Overspeed Condition (7.3 Power Stroke) Diagnostic reference for 7.3L Power Stroke (1999–2003) when DTC P0219 is stored.
P0230 — Fuel Pump Primary Circuit (7.3 Power Stroke) Fuel Pump Primary Circuit
P0261 — Cylinder 1 Injector Circuit Low (7.3 Power Stroke) P0261 on a 7.3L Power Stroke (1999–2003 Super Duty/Excursion) means the PCM/IDM has detected low electrical current or voltage in the cylinder 1 injector…
P0262 — Cylinder 1 Injector Circuit High (7.3 Power Stroke) P0262 is a per-cylinder injector circuit fault on the 7.3L Power Stroke HEUI system. The PCM/IDM has detected abnormally high voltage/current in the cylinder 1…
P0341 — Camshaft Position Sensor A Circuit Range/Performance (7.3 Power Stroke) Diagnostic reference for 7.3L Power Stroke 1999-2003 Super Duty/Excursion.
P0344 — Camshaft Position Sensor A Circuit Intermittent (7.3 Power Stroke) Diagnostic reference for 7.3L Power Stroke (1999–2003) F-250/F-350/F-450/F-550 Super Duty and Excursion. The CMP sensor on the front cover is the only…
P0380 — Glow Plug/Heater Circuit Malfunction (7.3 Power Stroke) P0380 on the 7.3L Power Stroke 1999-2003 Super Duty/Excursion means the PCM has detected an electrical fault in the glow-plug heater circuit. The engine uses…
P0470 — Exhaust Pressure Sensor Malfunction (7.3 Power Stroke) Diagnostic reference for 7.3L Power Stroke 1999-2003 Super Duty/Excursion. The 7.3L uses an Exhaust Back Pressure (EBP) sensor and regulator for cold-idle…
P0472 — Exhaust Pressure Sensor A Circuit Low (7.3 Power Stroke) P0472 means the PCM sees an abnormally low voltage from Exhaust Pressure Sensor A on a 7.3L Power Stroke 1999-2003. On this platform the EBP sensor and…
P0603 — Internal Control Module Keep Alive Memory Error (7.3 Power Stroke) The PCM detected an internal fault or loss of data in its keep-alive memory, which stores learned adaptations and settings when the ignition is off. On the…
P0605 — Internal Control Module Read Only Memory (ROM) Error (7.3 Power Stroke) P0605 indicates the PCM has detected an internal fault in its non-volatile memory (ROM) that prevents reliable operation of the engine control software. On the…
P1211 — Fuel Injection Pump Fuel Pressure Regulator Control Circuit Range/Performance (7.3 Power Stroke) Diagnostic reference for 7.3L Power Stroke (1999–2003) HEUI system. P1211 on this platform is a mis-named generic code; the engine has no fuel-pressure…
P1247 — Turbocharger Boost Control Valve Circuit Range/Performance (7.3 Power Stroke) Diagnostic reference for 7.3L Power Stroke 1999-2003. Code P1247 is a VGT/boost-control code that does not apply to this platform.
P1280 — Injection Control Pressure (ICP) Circuit Out Of Range Low (7.3 Power Stroke) Injection Control Pressure (ICP) Circuit Out Of Range Low
P1281 — Injection Control Pressure (ICP) Circuit Out Of Range High (7.3 Power Stroke) Injection Control Pressure (ICP) Circuit Out Of Range High
P1283 — Injection Pressure Regulator (IPR) Circuit Failure (7.3 Power Stroke) Injection Pressure Regulator (IPR) Circuit Failure
P1290 — Fuel Rail Pressure Too Low (7.3 Power Stroke) P1290 on the 7.3L Power Stroke (1999-2003) is not a fuel-rail pressure fault. The engine is HEUI with no common rail or rail-pressure sensor; the code is an…
P1391 — Glow Plug Circuit Low Input - Bank 1 (7.3 Power Stroke) Diagnostic reference for 7.3L Power Stroke 1999-2003 Super Duty/Excursion. Code indicates PCM sees low voltage/current on bank-1 glow-plug feedback circuit…
P1660 — Fuel Injection Pump Control Module (7.3 Power Stroke) P1660 is a Ford-enhanced code that the PCM has detected a malfunction in the fuel injection pump control module or its communication circuit. On the 1999–2003…