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P0159 Diagnostic Trouble Code Discussion for July 2010

Heated Oxygen Sensor (Bank 2 Sensor 2) Slow Response


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Trouble Ticket Help Requests for DTC P0159
Help Request Posted
1994 Ford Ranger XLT 4.0L Hesitation, Cuts out, Stall, MIL Lamp on VIN: 1FTCR14X2R
P0159: Mass air flow signal. Guys, this vehicle literally limped into shop. check engine light on, pops back constantly under acceleration, it had 2 air flow codes and a lean code. Under acceleration injector pulse width goes to the max and oxygen sensors go very lean. We replaced the ai...
July 02, 2010
1994 Ford Ranger XLT 4.0L Hesitation, Cuts out, Stall, MIL Lamp on VIN: 1FTCR14X2R
P0159: Mass air flow signal. Guys, this vehicle literally limped into shop. check engine light on, pops back constantly under acceleration, it had 2 air flow codes and a lean code. Under acceleration injector pulse width goes to the max and oxygen sensors go very lean. We replaced the ai...
July 02, 2010