Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSFORD1997EXPLORER 4D UTILITY, 4.0 E, 4WDREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT VARIANT/TRIMSECTION 5 (ENGINE CONTROLS - TESTS W/CODES - 5.0L)DRIVE CYCLESEGR MONITOR REPAIR VERIFICATION DRIVE CYCLE
1997 Ford Explorer 4D Utility, 4.0 E, 4WD
EGR Monitor Repair Verification Drive Cycle
1997 Ford Explorer 4D Utility, 4.0 E, 4WDSECTION EGR Monitor Repair Verification Drive Cycle
WARNING: This page is about a different variant/trim than selected.
- Refer to and complete the vehicle check and preparation before initiating the following repair verification steps. See VEHICLE CHECK/PREPARATION .
- Start the engine and drive the vehicle for 6 minutes:
- Drive in stop-and-go traffic for 5 minutes with at least 2 idle periods.
- Accelerate to 45 MPH (72 km/h) at more than 1/2 throttle (35 MPH [56 km/h] on Escort/Tracer). Maintain speed for one minute.
- Rerun quick test. See QUICK TEST .
NOTE:
Ambient air temperature or IAT PID must read a minimum of 32°F (0°C) to initiate the EGR monitor.
RENDER: 1.0x
NO RELATED
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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.