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 MANUALSFORD1992F 150 4WD PICKUP V8-351 5.8LREPAIR AND DIAGNOSISPOWERTRAIN MANAGEMENTEMISSION CONTROL SYSTEMSTESTING AND INSPECTIONSYMPTOM RELATED DIAGNOSTIC PROCEDURESSURGE, HESITATION, STALL ON ACCELERATION
1992 Ford F 150 4WD Pickup V8-351 5.8L
Surge, Hesitation, Stall On Acceleration
1992 Ford F 150 4WD Pickup V8-351 5.8LSECTION Surge, Hesitation, Stall On Acceleration
Engine hesitates or stumbles on acceleration, sometimes stalling. This condition can occur at any speed, but primarily from a stop. Vehicle may also experience a surge or rise and fall of engine speed at cruise or steady throttle.
POSSIBLE CAUSE ACTION
EGR malfunction,
EGR valve plunger loose or sticking,
flange gasket leaking 1. Check EGR system.
If OK, proceed to step 2
2. Check EGR electronic controls.
Incorrect Spark Advance Check Spark Controls (SC).
Hot air tube not connected
to air cleaner, vacuum motor
inoperative, air damper
door binding or not opening Check the intake air temperature system.
Saturated fuel evaporative canister
or malfunctioning vapor purge system 1. Check Purge System Components.
If OK, go to step 2.
2. Check Evaporative System electronic controls.
Initial timing incorrect Check Ignition Timing.
Restricted exhaust Check Catalytic Converter.
Poor or contaminated fuel Recommend higher grade fuel
POSSIBLE CAUSE ACTION
EGR malfunction,
EGR valve plunger loose or sticking,
flange gasket leaking 1. Check EGR system.
If OK, proceed to step 2
2. Check EGR electronic controls.
Incorrect Spark Advance Check Spark Controls (SC).
Hot air tube not connected
to air cleaner, vacuum motor
inoperative, air damper
door binding or not opening Check the intake air temperature system.
Saturated fuel evaporative canister
or malfunctioning vapor purge system 1. Check Purge System Components.
If OK, go to step 2.
2. Check Evaporative System electronic controls.
Initial timing incorrect Check Ignition Timing.
Restricted exhaust Check Catalytic Converter.
Poor or contaminated fuel Recommend higher grade fuel
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.