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Acura DTC

Acura DTC P2245

Manufacture

Acura DTC

Code

P2245

Definition

Rear Air Fuel Ratio (A F) Sensor (Bank 1, Sensor 1) VCENT Circuit Low Voltage

Description

With engine running the IPB1 input terminal voltage is 1 volts or less for at least 5 seconds after the sensor becomes active, 85 seconds before the sensor becomes active. The execution time is continuous and DTCs P0135, P2195, P2237, P2238, P2243, P2251, P2252, P2627, P2628 are not active.

Cause

  • Poor connections or loose terminals at the A F sensor (Sensor 1) and the PCMShort circuit between the PCM and the A F sensor (Sensor 1)Faulty A F sensor (Sensor 1)PCM needs to be updated with the latest softwareFaulty PCM

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