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Acura DTC

Acura DTC P2240

Manufacture

Acura DTC

Code

P2240

Definition

Front Air Fuel Ratio (A F) Sensor (Bank 2, Sensor 1) IP Circuit High Voltage

Description

With the engine running the IPB2 terminal voltage is 5.6 volts or more, or 2 volts or less, for at least 15 seconds. The execution time is continuous and DTCs P0155, P2197, P2240, P2241, P2247, P2249, P2254, P2255, P2630, P2631 are not active. NOTE: Before you troubleshoot, record all freeze data and any on-board snapshot.

Cause

  • Poor connections or loose terminals at the A F sensor (Sensor 1)Open 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

_P2240  There are 0 products.