How do I fix code p1093?
How do I fix code p1093?
Since a blocked fuel filter is the common cause of this problem, then cleaning or replacing your fuel filter can fix the problem. Other repairs, of course, include repairing or replacing components to prevent fuel system leakage.
Why do Duramax LB7 injectors fail?
Leaking Injectors—LB7. One thing the ’01-’04 LB7 Duramax is notorious for is injector failure. The two primary failure points of the factory injectors are internal cracking of the injector body itself and corrosion-induced failure of the internal ball seat.
Where is the fuel pressure relief valve on a Duramax?
This valve often referred to as FPRV is located in the rear of the driver’s side fuel rail on the LLY, LBZ, and LMM, and is buried in the valley on the LB7 and functions much like the Temp and Pressure valve on your water heater.
How often do LB7 injectors go out?
However, early Duramaxes aren’t problem free. The biggest issue with ’01-to-’04 and 1/2 LB7 engines is their fuel injectors’ propensity to fail, typically before an engine reaches 100,000 miles.
Are LB7 injectors hard to replace?
Unfortunately, Duramax injectors are both expensive and difficult to reach in the engine compartment for replacement, which prompted GM to extend its injector warranty to 200,000 miles. Diagnosing bad injectors on a 6.6L Duramax LB7 engine is usually pretty easy.
Why does my Duramax smoke at idle?
A common issue with the GM 6.6L LB7 Duramax engine is white smoke at idle. Worn and damaged injectors are often the cause however there are other causes and considerations that should be looked at prior to injector replacement.
What kind of fuel injector do I need for my Duramax LB7?
The Bostech DE01351 Platinum Series Remanufactured Fuel Injector is a step up from the Silver Series Injectors for your 2001-2004 GM 6.6L Duramax LB7. Like all Bostech Remanufactured Injectors, each unit is 100% disassembled, inspected, polished, and certified to OE specs with all mating surfaces lapped to a precision finish.
Is there a problem with the LLY P1093?
The P1093 is the oldest of the LLY performance problems, and we know shimming/race-valve fixes 99% of trucks with this problem. My racing tunes won’t “limp”, but that does not stop the valve from dumping rail pressure.
Why does the P1093 code keep coming up?
Made it out of the drriveway and engine lost all power and I couldnt go faster than about 23 mph. Changed tunes to 1 Simon send ahile back (I have used before) and towed about 200 miles at about 5mpg (yeahh). For some reason I can not get this code to go away now and stay away. 3 diff tunes with the same result.
What is the BD-power 1714502 stock performance plus fuel injector?
The BD-Power 1714502 Stock Performance Plus Fuel Injector increases power and performance in your 2001-2004 GM 6.6 Duramax LB7. Built from OE quality remanufactured injectors, each injector has been remanufactured and tested to stringent specifications to ensure functionality and performance.