Evaporative Emissions Fuel Vapor Temperature Sensor Circuit High Voltage
Table of contents
P2027 MERCURY Possible Causes
- Faulty Natural Vacuum Leak Detection (NVLD) module
- Natural Vacuum Leak Detection (NVLD) module harness is open or shorted
- Natural Vacuum Leak Detection (NVLD) module circuit poor electrical connection
- Faulty Powertrain Control Module (PCM)
How do I fix code P2027 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 P2027 MERCURY code
The cost of diagnosing the P2027 MERCURY 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.
Possible Symptoms
- Engine Light ON (or Service Engine Soon Warning Light)
P2027 MERCURY Description
The Powertrain Control Module (PCM) monitors the Natural Vacuum Leak Detection (NVLD) module input for expected NVLD ambient temperature sensor values. The P2027 code sets when the input is outside a calibrated set of limits.