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OBDII Code List
 
U1178 MERCURY

U1178 MERCURY - Invalid or Missing Data For Climate Control

Repair Importance Level: 3/3
Repair Difficulty Level: 3/3   
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U1178 MERCURY Possible Causes

  • Faulty Heating, Ventilation, and Air-Conditioning (HVAC) Module
  • Heating, Ventilation, and Air-Conditioning (HVAC) Module harness is open or shorted
  • Heating, Ventilation, and Air-Conditioning (HVAC) Module circuit poor electrical connection

First diagnose U1178 MERCURY code

    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 terminals.

Cost of diagnosing the U1178 MERCURY code

    Labor: 1.0

    The cost of diagnosing the U1178 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.

U1178 MERCURY Possible Symptoms

  • Engine Light ON (or Service Engine Soon Warning Light)

U1178 Mercury Description

The Powertrain Control Module (PCM) monitors the Heating, Ventilation, and Air-Conditioning (HVAC) Module. The PCM sets the OBDII code when the Heating, Ventilation, and Air-Conditioning (HVAC) Module is not to factory specifications.
OBDII Code U1178 Mercury - Invalid or Missing Data For Climate Control - AutoCodes.com

U1178 MERCURY More Information

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