Glow Plug/Heater Indicator Circuit
2000-2003 Ford Excursion 7.3L V8 Power Stroke Diesel
Description
Malfunction in the glow plug indicator (dashboard wait-to-start light) circuit.
Symptoms
- Wait-to-start light not working
- No glow plug indication
- Light stays on too long
Common Causes
- Burnt out indicator bulb
- Wiring issue
- Glow plug module fault
- Instrument cluster issue
Diagnostic Steps
- Test indicator bulb
- Check wiring
- Test glow plug module output
Repair Notes
Replace bulb or repair wiring.
Related Codes
Other Powertrain Codes
- P0001Fuel Volume Regulator Control Circuit/Open
- P0002Fuel Volume Regulator Control Circuit Range/Performance
- P0003Fuel Volume Regulator Control Circuit Low
- P0004Fuel Volume Regulator Control Circuit High
- P0010Intake Camshaft Position Actuator Circuit/Open Bank 1
- P0011Intake Camshaft Position Timing Over-Advanced Bank 1
- P0012Intake Camshaft Position Timing Over-Retarded Bank 1
- P0013Exhaust Camshaft Position Actuator Circuit/Open Bank 1
- P0014Exhaust Camshaft Position Timing Over-Advanced Bank 1
- P0015Exhaust Camshaft Position Timing Over-Retarded Bank 1
P0381 on Other Vehicles
Ford Excursion
2003-2005 6.0L V8 Power Stroke Diesel
Ford F-150
2018-2020 3.0L V6 Power Stroke Diesel
Ford F-250 Super Duty
1999-2003 7.3L V8 Power Stroke Diesel
Ford F-250 Super Duty
2003-2007 6.0L V8 Power Stroke Diesel
Ford F-250 Super Duty
2008-2010 6.4L V8 Power Stroke Diesel
Ford F-250 Super Duty
2011-2016 6.7L V8 Power Stroke Diesel
Ford F-250 Super Duty
2017-2024 6.7L V8 Power Stroke Diesel
Ford F-350 Super Duty
1999-2003 7.3L V8 Power Stroke Diesel
Common Questions
What does code P0381 mean on a 2000-2003 Ford Excursion?
P0381 stands for "Glow Plug/Heater Indicator Circuit". Malfunction in the glow plug indicator (dashboard wait-to-start light) circuit.
What are the symptoms of P0381 on a Ford Excursion?
Common symptoms of P0381 include: Wait-to-start light not working, No glow plug indication, Light stays on too long.
What causes P0381 on a 2000-2003 Ford Excursion?
Common causes of P0381 include: Burnt out indicator bulb, Wiring issue, Glow plug module fault, Instrument cluster issue.