P2177: what does this code mean?

Mixture too lean off idle (bank 1)

Parts to check, to be confirmed by diagnosis

1. Air intake hoseSearch for my vehicle
2. Mass air flow sensorSearch for my vehicle
3. Fuel filterSearch for my vehicle
4. Fuel pumpSearch for my vehicle

Bank 1: the side of the engine with cylinder 1. An inline engine has only one bank.

A code points to a circuit or a function, not a part number: confirm by diagnosis before ordering.

Nearby codes:P2178

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