ign on, pump runs to charge fuel rail. starts easily. dies after rail depletes

What is your question?

New pump, no power to pump after initial prime. no electric to pump after it starts. What/where is ?trigger? to power the fuel pump after the engine starts.

rshockley in Soldotna AK

Nov 6, 2014

Popular Answer

What are the best Jeep repair shops?

RepairPal Certified shops can diagnose and repair your 1990 Jeep Comanche. They provide transparent pricing with a minimum 12-month or 12,000-mile warranty on repairs and services.

1990 Jeep Comanche auto repair 1990 Jeep Comanche estimates 1990 Jeep Comanche questions 1990 Jeep Comanche problems 1990 Jeep Comanche recalls

What is your question?

Popular Answer

ign on, pump runs to charge fuel rail. starts easily. dies after rail depletes

What is your question?

New pump, no power to pump after initial prime. no electric to pump after it starts. What/where is ?trigger? to power the fuel pump after the engine starts.

rshockley in Soldotna AK

Nov 6, 2014

2 Replies

Popular Answer

pushrodon Nov 6, 2014

Fuel Pump Relay $ 14.49 /ea Part Number: AR272SB Product Line: NAPA Mileage Plus Electrical There is also an EFI/Fuel injection relay!!!!!... www.alldatadiy.com ... or a good repair shop!!!

holston2008on Nov 6, 2014

Most jeeps usrd a auto shutdown relay that control power to the pump. Had this is on a 90s wrangler i final figurd it eas the computer that was bad. U shoyld try looking up a wiring digram fot the fuel system to see what is all the circuit

Join the conversation!

Popular Answer

What are the best Jeep repair shops?

RepairPal Certified shops can diagnose and repair your 1990 Jeep Comanche. They provide transparent pricing with a minimum 12-month or 12,000-mile warranty on repairs and services.

1990 Jeep Comanche auto repair 1990 Jeep Comanche estimates 1990 Jeep Comanche questions 1990 Jeep Comanche problems 1990 Jeep Comanche recalls

2 Replies

Popular Answer

pushrodon Nov 6, 2014

Fuel Pump Relay $ 14.49 /ea Part Number: AR272SB Product Line: NAPA Mileage Plus Electrical There is also an EFI/Fuel injection relay!!!!!... www.alldatadiy.com ... or a good repair shop!!!

holston2008on Nov 6, 2014

Join the conversation!

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ign on, pump runs to charge fuel rail. starts easily. dies after rail depletes

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ign on, pump runs to charge fuel rail. starts easily. dies after rail depletes

Report Question

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Does anyone know if I can put a bumper that fits the XJ Cherokee on a MJ Comanche?

i have a 1988 jeep comanche when i put the gas all the way to the floor it runs like a bat out of hell but if i try to go a steady speed like 40or50or even 30 it spits spudders and backfires

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Tuffy Tire & Auto Service Center - Grandview

Excite Auto Repair & Towing

All In Auto Service

Tuffy Tire & Auto Service - Grove City

Blackstone Complete Auto Care

Boyd's Tire & Service - Columbus

Tuffy Tire & Auto Service Center - Grandview

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