P1xxx

Audi Code car problem P1606

Rough road signal – circuit malfunction

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Audi Code car problem P1604

Engine control module (ECM) – defective

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Audi Code car problem P1603

Engine control module (ECM) – defective

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Audi Code car problem P1602

Engine control module (ECM) – supply voltage low from battery

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Audi Code car problem P1601

Engine control module (ECM) – supply voltage

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Audi Code car problem P1600

Engine control module (ECM) – supply voltage low from ignition switch

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Audi Code car problem P1599

Idle control – lean running speed above specification

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Audi Code car problem P1593

Altitude adoption – signal outside tolerance

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Audi Code car problem P1592

Barometric pressure (BARO) sensor/manifold absolute pressure (MAP) sensor – implausible ratio

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Audi Code car problem P1590

AC/heater air temperature control switch – open circuit

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