Malfunction Criteria
WARNING: This page is about a different car, the 2006 Suzuki Reno and 2006 Suzuki Forenza. However, it is still accessible from the selected car via links, so may be relevant.
Fuel Trim Limits Exceeded (P0171, P0172)
A
Rich Limit Average > 1.0601 multiplier
Lean Limit Average < 0.94 multiplier
B
Rich Limit Average > 0.8 multiplier
Lean Limit Average < 1.25 multiplier
Fuel Trim Idle Condition Option Limits Exceeded (P2187, P2188)
A
Rich Limit Average > 1.5 multiplier
Lean Limit Average < 0.8 multiplier
B
Rich Limit Average > 0.78 multiplier
Lean Limit Average < 1.27 multiplier