P1177 - O2 Correction Behind Catalyst B1 Limit Attained
P1177 Possible Causes
- Faulty O2 Sensor
- Faulty Failed MAF Sensor
- Vacuum leak on engine
- Lean Air/Fuel ratio
How do I fix code P1177?Check the "Possible Causes" listed above. Visually inspect the related wiring harness and connectors. Check for damaged components and look for broken, bent, pushed out, or corroded connector's pins.
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Cost of diagnosing the P1177 code
Labor: 1.0The cost of diagnosing the P1177 code is 1.0 hour of labor. The auto repair labor rates vary by location, your vehicle's make and model, and even your engine type. Most auto repairs shops charge between $75 and $150 per hour.
- Engine Light ON (or Service Engine Soon Warning Light)
P1177 DescriptionO2 Correction Behind Catalyst B1 Limit Attained is the generic description for the P1177 code, but the manufacturer may have a different description for your model and year vehicle. Currently, we have no further information about the P1177 OBDII code.
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