Troubleshoot JAG P0171
danielsatur
11-06-2009, 07:10 PM
DTC code = P0171 - System too lean on Bank 1
The most probable cause - V6
* The PCV system , has a rubber boot elbow that go's bad.
Check Forum Lincoln > LS , search Forum tool ''P0171'' , not Thread.
All Air is metered going into the motor by the MAF sensor, a bad PCV elbow will cause a lean condition.
The most probable cause - V6
* The PCV system , has a rubber boot elbow that go's bad.
Check Forum Lincoln > LS , search Forum tool ''P0171'' , not Thread.
All Air is metered going into the motor by the MAF sensor, a bad PCV elbow will cause a lean condition.
Automotive Network, Inc., Copyright ©2025