P2188
Moderate
Powertrain
System Too Rich at Idle (Bank 1)
Common Causes
Leaking fuel injector enriching idle mixture
High fuel pressure at idle
Failed purge valve open at idle drawing extra fuel vapor
Common Symptoms
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Quick Info
| Code | P2188 |
| System | Powertrain |
| Severity | Moderate |
Disclaimer
This information is for diagnostic guidance only. Always verify repairs with a qualified technician before performing safety-critical work.
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