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Home >> Mazda >> 2008 >> 5 Touring, 2.3 L >> Repair and Diagnosis >> Engine Performance >> System >> On-Board Diagnostic [Engine Control System L3) >> DTC P2089 [L3] >> Notes
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DTC P2089 [L3]: Notes

DTC P2089 [L3] DETECTION CONDITIONS AND POSSIBLE CAUSES

DTC P2089 Oil control valve (OCV) circuit high
DETECTION CONDITION 
  • The PCM monitors the OCV current. If the PCM detects the OCV control current (calculated from the OCV) is above the threshold current (calculated from battery positive voltage), the PCM determines that the OCV circuit has a malfunction.

Diagnostic support note 
  • This is a continuous monitor (CCM).
  • MIL illuminates if the PCM detects the above malfunction condition during the first drive cycle.
  • FREEZE FRAME DATA is available.
  • The DTC is stored in the PCM memory.
POSSIBLE CAUSE 
  • Poor connection at the PCM or OCV connector
  • Short to power circuit in wiring between OCV terminal A and PCM terminal 2E
  • OCV malfunction
  • PCM malfunction
G05542983