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Ford Power Stroke 7.3L Common Engine Problems

The legendary seven.3 Ability Stroke Diesel engine, when properly maintained can provide years of trouble free service. However there are several mutual problems that tin develop over time. By and large speaking these can all be resolved relatively easily. Listed beneath are 9 common problems of the vii.3 Liter Ability Stroke Diesel engine. We and then swoop into each of the mutual faults on the 7.3L diesel engine with some symptoms and fixes.

ix Well-nigh Common seven.3L Power Stroke Issues

Injection Pressure Regulator Valve (IPR)
Injector Driver Module (IDM)
Cam Position Sensor (CMP)
UVCH Connectors
Fuel Filter Bottleneck
Lift Pump
Overheating
Injector Control Pressure (ICP) Sensor
Fuel Heater

These faults and failures aren't in any specific order. Below we dive into each of these 7.three Power Stroke bug and discuss symptoms and fixes. It's besides of import to notation – the Ford seven.3L Ability Stroke diesel engine earns high remarks for reliability. They are great engines, however issues can and do occur. Fortunately, most problems with the 7.3 Power Stroke are relatively simple, inexpensive fixes.

i) Ford 7.3L Injection Pressure Regulator Valve (IPR)

The Injection Pressure Regulator (IPR) Valve, located in the valley on the Loftier Pressure Oil Pump (HPOP). These tin can stick, seals get damaged, have the sensor become bad or the wires get damaged. Locate the IPR Valve, check for loose or damaged wires, check that the tin nut on the back of the IPR sensor is tight. When reinstalling the IPR unit of measurement torque the IPR to 35ft/lbs and do not use sealer on the IPR threads, as in that location is an orifice in the threaded area which the sealer could plug.

Rebuild IPR Valve from $14 or replacement role number F81Z-9C968-AB. Cost $140-$300 for new.

2) 7.three Injector Driver Module (IDM) Bug

Injector Driver Module (IDM) – located on drivers side fender. These can become bad or get damaged from water and will cause a no start or rough running and cut outs in revving/rpm. Cheque for damaged wiring, moisture or h2o intrusion.

Be sure to check your specific IDM function number as it is engine specific. For 99-2003 F-Series Pickups and E-Series Cargo van, IDM 120, includes office number: XC3F-12B599-AA. Replacement price $50-$350 for used-new.

three) 7.3L Power Stroke Cam Position Sensor (CMP)

A faulty vii.3L Ability Stroke CMP can crusade the engine to cut out and somewhen die. This may make information technology not start until it sits or is reset on the batteries. There is an piece of cake way to brand sure yours is good. On the Old Torso Style (OBS), bank check if your tachometer moves while cranking. If it does your vii.iii PowerStroke cam position sensor is good. If not then you should replace information technology. Cam position sensors may be the most common problem on the 7.3L Ability Stroke.

Price $24-$70. Don't purchase the generic sensors from any parts store, get an OEM Cam Position Sensor, part number F7TZ-12K073-B, because some aftermarket CMPs can be defective out of the box. Keep a spare in your glove box.

four) Ford 7.3 Ability Stroke Diesel fuel UVCH Connectors

Under Valve Encompass Harness (UVCH) Connectors are another common fault on the 7.3 Power Stroke. When these come loose or get shorted they tin cause crude running conditions to the bespeak where the truck sounds like it has 17* timing and it lopes bad and volition ofttimes die and sputter. Since these are under the valve cover it'southward a good idea to supplant the valve embrace gaskets.

An like shooting fish in a barrel fashion to fix this or check for it, there are four connectors on your block / heads that are under the valve covers unplug them and cheque for cut wires, loose or burnt connectors, if they are burnt or damaged, supercede them. Information technology's a simple fix. The entire valve cover gasket kit with connectors, office number F81Z-6584-AA, can be replaced for $100 or less.

five) 7.3 Ability Stroke Diesel fuel Fuel Filter Clogging

Clogged fuel filter. A restricted fuel filter will oftentimes cause long cranking or a semi-loss of ability, if the injectors can't get the fuel they need. Replace fuel filter. Part number F81Z-9N184-AA. Replacement cost $ix-$30.

6) 7.3 Power Stroke Limp Pump Problems

Lift pump failure, this volition definitely cause a no start. 1 way to rule this out is to check the fuel bowl for fuel before and while cranking. If no fuel is in the fuel bowl, fill up the bowl upwardly with clean fuel and if it starts supplant the pump. Part number F81Z-9C407-AC. Replacement Price $125-$320

7) Ford seven.3 Power Stroke Diesel Overheating

Overheating is a general issue the 7.3L Ford Ability Stroke engine runs into. This could be related to the radiator, thermostat, water pump, cooling fan or bad coolant. Signs of overheating should be easy to pick up on. It's important to terminate driving the truck until the overheating problems are resolved on the seven.3 Power Stroke. Look for the basics like any visible coolant leaks from the seven.3 diesel engine.

The main issues are often the thermostat or h2o pump, role number F81Z-8501-FA. $120-$250 for one of those. Both are fairly easy to replace.

8) seven.3 Power Stroke ICP Sensor Failure

Injector control pressure level (ICP) sensor. Causes the engine to run, merely cutting in and out and actually roughly throttle. Check for oil in the ICP connector, if present, ICP is bad or on the way out. Y'all can verify amend running by unplugging the ICP sensor, temporarily, to encounter if the issue goes abroad. Toll $65-$167. Part number F6TZ-9F838-A. If oil has permeated the wires, It is recommend to replace the ICP sensor pigtail besides.

ix) seven.3 Power Stroke Diesel Fuel Heater Bug

Fuel heater. – The fuel heater can short out and blow maxi fuse #22, disabling the PCM. Disconnect the fuel heater, replace fuse, re-try start. Replacement toll about $3 for the fuse. Ever acquit spare fuses, including maxi fuses, in the glove box. They're cheap and piece of cake to supervene upon. Don't let such a cheap part leave your seven.3 PowerStroke stranded.

How Reliable is the Ford 7.3 Ability Stroke?

Overall, the 7.3 Power Stroke is a reliable engine. It has its off-white share of mutual problems, however they're pretty minor bug in the grand scheme. Ford seven.3L diesels are besides getting pretty one-time. As such, most potential failures are fair game given the age and mileage.

Nonetheless, the 7.three PowerStroke has a B50 life of roughly 350,000 miles. In other words – nigh 50% of these 7.3L engines last longer than 350,000 miles. That'southward pretty respectable even amid diesel fuel engines that are known to outlast gasoline engines. Ford 7.3L diesels are strong internally and take what it takes to last.

They aren't perfect by whatever means, but no engine is. 7.three Power Strokes definitely earn above average remarks for reliability. Maintain the engine well and it will reward yous with a great overall feel.

7.3 Power Stroke Problems Summary

Ford's 7.3L Power Stroke is known as a legendary engine for good reason. Nosotros believe information technology's one of the best diesel truck engines effectually. However, the 7.3 Ability Stroke is prone to its fair share of problems and failures. The above list of 9 problems certainly isn't exhaustive as other things tin can go wrong. This is particularly truthful because 7.3L PowerStrokes on the road today are 15+ years former.

Fortunately, the vast majority of 7.3 issues are pretty unproblematic, cheap fixes. Information technology's a good thought to carry some spare parts around in the glove box. This may help you from condign stranded. Anyways, many 7.3L Power Stroke engines have no problem eclipsing 350,000 miles. That's enough to consider this engine a reliable work horse.

What'southward your experience with the vii.3L Ability Stroke? Are you considering one?

Drop a comment & allow united states know!

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Source: https://dieseliq.com/9-common-problems-with-73-power-stroke-diesel-engines/