I am thinking it wants to start i cant tell whether its being starved of fuel, does the plugs + coil packs need changing in it the battery is a Diehard AGM 900 cold cranking amps 160 reserve capacity 95 amp hour H8-AGM NON-SPILLABLE Lead Acid Battery. OnTheGreen. 11-20-2005 12:57 AM. S4 (B6 & B7 Platforms) Discussion - Audi S4 B7 - Long cranking, no hot/cold starting, extended cranking; SOLVED! - This issue seems to be quite prevalent with these vehicles. I had the same problem for months (very long cranking) until my car eventually did not start at all. I do all my work myself and this is However, bad alternator, clogged fuel filter, broken starter, blown fuse, empty gas tank, immobilizer error, or any fault in the electrical system can also cause your vehicle not to start. 1. Weak Battery. If your TT’s engine won’t crank or cranks very slowly, then the most likely culprit is weak or dead 12v battery. TDI. Audi A4. Jun 25, 2012. #1. Hello there, Since I bought my Audi A4 4 years ago I've been having this re-occuring problem pretty much every time I start the engine. I wait for it to prime, I turn key and the engine turns over a number of times before it starts. This process takes about 1.5 seconds of the engine turning over before it fires up. Audi Q7 tdi 2010 (60000 mls) crank but not start. Both electric fuel pumps working .I suspect mechanical high pressure pump not building any pressure.Belt for this pump is ok.No pulse on injectors.I have ground but no +.I'm not able to scan fuel pressure in common rail with my OTC Genisys.But gave me code "low fuel pressure in fuel rail" before I reset it.My question is "does computer desable Q7 MK 1 Discussion - CR: Please Help!!! TDI Q7 won't start! - Hello Fellows! First of all, I'm new to the forum here, so I would like to say hi to everyone! I have been going through search for the last couple of days and haven't found something that really helps with my issue in particular. The 2007 Audi Q7 V12 TDI car makes a clicking noise but won’t start: If you turn the key to the “Start” position, but the engine won’t crank; all you hear is a single click or repeated clicking coming from the engine compartment. Very often this could be caused by a low battery or poor connection between the battery and starter. Mate, I got a Q7, 2008, Diesel, no pressure to start, we visually see there is slightly moving of fuel out from the High pressure pump when cranking. 1- There are some fault store like glow plug and fuel regulator. 2- Replaced the new High pressure pump and the car start as normal and power correctly. After a day drive and park for an hour then 2. Bad fuse, main relay, fuel pump or other relay. The fuel pump relay or fuse or main relay (module) failures are common in some vehicles. In many Honda cars, a failed PGM FI Main Relay could cause a car not to start. In some Chrysler and Dodge vehicles, a bad ASD relay was often responsible for a no-start. Clqui.

audi q7 cranking but not starting