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2001 volvo c70 hesitates Sign up here! Search this forum this category all forums for All words Any words Whole Phrase (search options) Auto Repair Home>> Automotive Repair>> Engine Troubleshooting pittbully2727 New User Mar 8, 2011, 11:43 PM Post #1 of 4 (2312 views) 2001 volvo c70 hesitates Sign In i just baught a 2001 volvo c70 and it hesitates when i take off and when i am not accelerating around 2400 rpms, i have changed the fuel filter, air filter, spark plugs, added a bottle of Lucas fuel treatment, also patched a hole in the ecu cooling hose. zmame Veteran / Moderator Mar 10, 2011, 5:28 AM Post #2 of 4 (2293 views) Re: 2001 volvo c70 hesitates Sign In   Who's to say damage hasn't been done to ECU injectors are run by transistors in ECU could be powder from aluminum housing floating around in there who know what els could be affected.. Any codes?.. could be coil, or bad coil boot. pittbully2727 New User Mar 10, 2011, 10:50 AM Post #3 of 4 (2288 views) Re: 2001 volvo c70 hesitates Sign In no codes but there was some oil on two of the plugs that leads me to belive there is a bigger problem... doing a compression check today to check rings and exaust valve.... zmame Veteran / Moderator Mar 10, 2011, 2:37 PM Post #4 of 4 (2282 views) Re: 2001 volvo c70 hesitates Sign In you sure its oil not just wet.. or possibly oil leaking into plug cavity from leaking valve cover gasket.. wouldn't hurt to do a compression test anyways. by oil on the plugs just making sure you mean on the tips and your sure its oil not just gas mixed with carbon from the plug.   Automotive Repair     Auto Body Repair and Refinishing     Heating or AC Issues     Electrical and Wiring     Brake Systems     Car Stereo Repair Advice     General Discussions     Car Making Funny Noises     Engine Fault Codes     Engine Troubles     Exhaust Systems     Steering and Suspension     Transmission Troubles     Tricks of the Trade Automotive World     General Discussions     Antique Car Talk     Car Shows and Events     The Bargin Bin     Motor Vehicle Inspection     Car Care Tips     Traffic Tickets     Gasoline, Motor Oils, Concept Cars and Engines     Auto Insurance, Financing, Leases, Warranties Truck Repair     General Discussions     Truck Engine Repair     Truck Suspension Repair Motorcycle Repair     General Discussions     Motorcycle Engine Repair CarJunky     Open Posting     Board FAQ's     New Board Suggestions

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