OBD Guide
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B2078

Right Power Sliding Door Remote Control Switch 2 Signal Error

B2078 is an OBD-II diagnostic trouble code meaning: Right Power Sliding Door Remote Control Switch 2 Signal Error. Common causes: open or short circuit in wiring harness, control switch failure. Estimated repair cost: $56–167.

Severity
⚠️ Medium
Can you drive?
Limited driving only, diagnose soon
Approx. repair cost
$56–167 (est.)

Symptoms

  • Right sliding door remote control malfunction
  • The door does not respond to commands
  • Intermittent door operation

Causes

  • Open or short circuit in wiring harness
  • Control switch failure
  • Problems with the door control module
  • Contact corrosion

How to Fix

  1. Check wiring harness for damage
  2. Check the control switch for functionality
  3. Check contacts for corrosion
  4. Replacing the switch or repairing the wiring harness if necessary

Related codes

B2077B2079B2080

FAQ

What does the B2078 code mean?

B2078 is an OBD-II diagnostic trouble code that indicates: Right Power Sliding Door Remote Control Switch 2 Signal Error

What causes a B2078 error code?

The most common causes of B2078 include: Open or short circuit in wiring harness; Control switch failure; Problems with the door control module; Contact corrosion.

How do I fix a B2078 diagnostic trouble code?

To fix B2078: Check wiring harness for damage. Check the control switch for functionality. Check contacts for corrosion. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with B2078?

Limited driving only, diagnose soon

How much does it cost to fix B2078?

The estimated repair cost for B2078 is $56–167. Actual cost depends on your vehicle, location, and labor rates.

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See also: Russian version · NationStat