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Home/DTC Codes/Mitsubishi/Outlander/2014-2021 2.4L I4/U0178
U0178

Lost Communication with Rain Sensor Module

2014-2021 Mitsubishi Outlander 2.4L I4

Low SeverityNetworkGeneric (SAE)

Description

Cannot communicate with the rain-sensing windshield wiper module.

Symptoms

  • Auto wipers not working
  • Rain sense feature disabled
  • Wipers only work in manual mode

Common Causes

  • Rain sensor failure
  • Wiring issue
  • Sensor not bonded to windshield
  • Fuse blown
  • Windshield replacement error

Diagnostic Steps

  1. Check rain sensor power
  2. Test wiring
  3. Verify sensor bonded to windshield properly
  4. Check fuse
  5. Inspect sensor gel pad

Repair Notes

Check sensor mounting gel pad on windshield. Must be rebonded during windshield replacement.

Related Codes

U0140Lost Communication with Body Control Module

Other Network Codes

U0178 on Other Vehicles

Mitsubishi Colt JP

2002-2012 1.3L I4 4A90

Mitsubishi Colt JP

2002-2012 1.5L I4 4A91

Mitsubishi Delica D:5

2019-2025 2.2L I4 Turbo Diesel 4N14

Mitsubishi Eclipse

2000-2005 2.4L I4

Mitsubishi Eclipse

2000-2005 3.0L V6

Mitsubishi Eclipse

2000-2012 2.4L I4

Mitsubishi Eclipse

2006-2012 2.4L I4

Mitsubishi Eclipse

2006-2012 3.8L V6

Common Questions

What does code U0178 mean on a 2014-2021 Mitsubishi Outlander?

U0178 stands for "Lost Communication with Rain Sensor Module". Cannot communicate with the rain-sensing windshield wiper module.

What are the symptoms of U0178 on a Mitsubishi Outlander?

Common symptoms of U0178 include: Auto wipers not working, Rain sense feature disabled, Wipers only work in manual mode.

What causes U0178 on a 2014-2021 Mitsubishi Outlander?

Common causes of U0178 include: Rain sensor failure, Wiring issue, Sensor not bonded to windshield, Fuse blown, Windshield replacement error.

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