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Home >> Mercury >> 2009 >> Mariner Base, 2.5 7, AWD >> Repair and Diagnosis >> Engine Performance >> Testing & Diagnosis >> Engine Controls - Powertrain DTC Charts & Descriptions (Except Diesel & Hybrid) >> DTC Diagnosis >> DTC P0159: - O2 Circuit Slow Response (Bank 2, Sensor 2)

DTC P0159: - O2 Circuit Slow Response (Bank 2, Sensor 2)

DTC P0159: - O2 CIRCUIT SLOW RESPONSE (BANK 2, SENSOR 2)

Description:  See the description for DTC P0139.
Possible Causes:  See the possible causes for DTC P0139.
Diagnostic Aids:  See the diagnostic aids for DTC P0139.
Application  Key On Engine Off  Key On Engine Running  Continuous Memory 
All - - GO to Pinpoint Test DW .