garajizOBD-II code · generic
P2177
System Too Lean Off Idle
- System
- P2 — Powertrain / emissions (generic)
- Severity
- Moderate (3/5)
- Can I keep driving?
- Drive with caution
What does P2177 mean?
P2177 is defined as “System Too Lean Off Idle”.
Drive gently and only as far as you need to; have it checked as soon as possible.
Manufacturer-specific meanings
The same code can mean something different on some makes.
- Volvo: Long-Term Fuel Trim Upper Limit
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This page is general information; an exact diagnosis needs measurements and a technician’s check.