P2191 — System Too Lean at Higher Load (Bank 1)

Powertrain (engine/transmission)

System Too Lean at Higher Load (Bank 1)

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Can I drive with P2191?

You can usually drive home and book an inspection within a few days.

Frequently asked questions

What does fault code P2191 mean?

P2191 means System Too Lean at Higher Load (Bank 1).

Can I keep driving with P2191?

You can usually drive home and book an inspection within a few days.

Related fault codes

• P2190 — System Too Rich at Idle (Bank 2)
• P2192 — System Too Rich at Higher Load (Bank 1)
• P2193 — System Too Lean at Higher Load (Bank 2)
• P2194 — System Too Rich at Higher Load (Bank 2)
• P2195 — O2 Sensor Signal Biased/Stuck Lean (Bank 1 Sensor 1)
• P2196 — O2 Sensor Signal Biased/Stuck Rich (Bank 1 Sensor 1)
• P2197 — O2 Sensor Signal Biased/Stuck Lean (Bank 2 Sensor 1)
• P2198 — O2 Sensor Signal Biased/Stuck Rich (Bank 2 Sensor 1)
• P2199 — Intake Air Temperature Sensor 1/2 Correlation

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