P1157 MERCURY - Lack of O2 Switches Bank 2 Sensor 2 Indicates Lean
P1157 MERCURY Possible Causes
- Faulty HO2S Bank 2 Sensor 2
- HO2S Bank 2 Sensor 2 harness is open or shorted
- HO2S Bank 2 Sensor 2 circuit poor electrical connection
How do I fix code P1157 MERCURY
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.
Cost of diagnosing the P1157 MERCURY code
Labor: 1.0The cost of diagnosing the P1157 MERCURY code is 1.0 hour of labor. The auto repair labor rates vary widely across the country, and even within the same city. Most auto repairs shops charge between $75 and $150 per hour.
When is the P1157 MERCURY code detected?The test fails if the Powertrain Control Module (PCM) does not detect the output of the HO2S in a calibrated amount of time.
P1157 MERCURY Possible Symptoms
- Engine Light ON (or Service Engine Soon Warning Light)
P1157 MERCURY MeaningSensor Indicates Lean The downstream HO2S sensors are forced rich and lean and monitored by the Powertrain Control Module (PCM)
P1157 MERCURY More InformationNeed more information on how to fix the P1157 MERCURY code?
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