2002 vw jetta cranks but will not start I left the lights on

SOURCE: 1994 vw jetta Won't crank or start, after changing battery

Check that Battery Cables are tight, Check Battery ground to Metal.Do headlights light? I am not aware of any 1 main fuse that would prevent lights, starter from working.Good Luck.

SOURCE: 2005 VW Jetta TDI Wagon: Left brake light doesn't

Very difficult. You have to open the inside access door on the drivers side, remove the amp and wheel well cover, pinch the tabs and the bulb cluster will release. The taillight assembly is bolted from inside of the car, so it can't be done outside.

SOURCE: I have a 2002 vw jetta turbo diesel. I have had

you probably need to get the feul common rail tested, the diesel pumps are also known to give trouble on that model car

SOURCE: 2002 VW Jetta 1.9 diesel. Cranks fine but won't start!

check fuel rail pressure with a gage from renting from auto shop shold hold 30 PSI for 60 seconds if not replace fuel pump.

SOURCE: I need help! I have a 1996 VW Jetta! Wont start an...

I would check to see if you are getting power to the small wire on the starter solenoid when you turn the key to the starting postion. If you do, the starter is bad. If not, you probably have a bad ignition switch.