View Full Version : CEL. Need help ASAP

07-31-2007, 04:49 PM
my brother has a 98 passat 1.8t. a cel came on few weeks ago and we thought that it was nothing big. well it came back today also.

17544: Bank 1 Mixture Adaption
(Add): system too lean

im thinking the o2 sensor or the maf? is that correct or im i wrong? let me know asap. my dad is flipping out over thing since he doesn't really know much about cars.


07-31-2007, 08:05 PM
VAC Leak, MAF, O2 Sensor........do you have a vag com? how is the car at idle?

07-31-2007, 09:05 PM
yea i have vag com. its car seems normal at idle. but ill look in to it in the morning.