AutoCodes - Mercury - U1243 MERCURY

U1243 MERCURY Code - Invalid Or Missing Data For Exterior Environment

Repair Importance Level: 3/3
Repair Difficulty Level: 3/3
Table of contents

|U1243 MERCURY code possible causes

  • Faulty Network
  • Faulty Powertrain Control Module (PCM)

|How do I fix the U1243 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 connector's pins.

|Cost of diagnosing the U1243 MERCURY code

Labor: 1.0

The cost of diagnosing the U1243 MERCURY code is 1.0 hour of labor. The auto repair's diagnosis time and labor rates vary by location, vehicle's make and model, and even your engine type. Most auto repair shops charge between $75 and $150 per hour.

|What are U1243 MERCURY code possible symptoms?

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

|U1243 MERCURY code description

The Anti-lock Brake System (ABS) Module is on the Serial Communications Protocol (SCP) Communication network. The ABS module controls the brake pressure to the 4 wheels to keep the vehicle under Control while braking. The ABS module also controls the stability assist and traction Control systems (if equipped). If one of the BUS wires becomes shorted to ground or battery voltage, or if some but not all termination resistors are lost, communications can continue at a degraded level.
OBDII Code U1243 Mercury - Invalid Or Missing Data For Exterior Environment - AutoCodes.com

|Need more information with the U1243 MERCURY code?

Need more information on how to fix the U1243 MERCURY code? Get Access to Factory Service Manuals

|Need help with a U1243 MERCURY code?

Get the U1243 Mercury code diagnosed by a professional: Find a repair shop in your area

|U1243 MERCURY code comments

Help us improve AutoCodes.com. Leave a comment below or tell us if the information above helps you fix the code. What are the symptoms on your vehicle for the U1243 Mercury code? Have you replaced any parts?
Any information is appreciated. Thanks
Top ⇧
Repair Importance Level: 3
 
1=Low 2=Medium 3=High What is this?
Repair Difficulty Level: 3
 
1=Easy 2=Moderate 3=Hard What is this?