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Greg, Technician
Category: Car
Satisfied Customers: 7088
Experience:  17 years Shop Owner /Technician. 27 years experience,
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Ford Mustang: code P 2197 says its Bank number

Customer Question

For trouble code P 2197 says its Bank number to first oxygen sensor which bank to left or right Bank One
Submitted: 2 years ago.
Category: Car
Expert:  Greg replied 2 years ago.
Name is***** goal is to provide you with excellent service – if you feel you have gotten anything less, please reply back,
First this code could mean more than just the sensor is bad .
Potential causes of a P2197 code include:
Oxygen (O2) or A/F ratio sensor or sensor heater malfunction.
Open or short in O2 sensor circuit (wiring, harness)
Fuel pressure or fuel injector problem.
Faulty PCM .
Intake air or engine vacuum leaks .
Faulty fuel injector(s).
Fuel pressure too high or too low.
PCV system leak/fault .
A/F sensor relay faulty .
MAF sensor malfunction.
ECT sensor malfunction.
Fuel pressure too low Fuel leak .
Air suction in air intake system.
Most common is the O2 sensor .
Bank 2 is on the drivers side ..
Regards Greg