OBD Guide
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B19B1

Right Power Sliding Door Control Circuit 2 High

B19B1 is an OBD-II diagnostic trouble code meaning: Right Power Sliding Door Control Circuit 2 High. Common causes: wiring harness damage, sliding door control unit malfunction. Estimated repair cost: $56–167.

Severity
⚠️ Medium
Can you drive?
Do not drive — repair immediately
Approx. repair cost
$56–167 (est.)

Symptoms

  • Incorrect operation of the right sliding door
  • The door won't open or close
  • Door indicator flashing on instrument panel

Causes

  • Wiring harness damage
  • Sliding door control unit malfunction
  • Short circuit in the circuit
  • Mechanical problems in the door mechanism

How to Fix

  1. Check wiring harness for damage
  2. Measure the voltage in the control circuit
  3. Check the operation of the control unit
  4. Inspect the door mechanism for faults

Related codes

B19B0B19B2B19B3

FAQ

What does the B19B1 code mean?

B19B1 is an OBD-II diagnostic trouble code that indicates: Right Power Sliding Door Control Circuit 2 High

What causes a B19B1 error code?

The most common causes of B19B1 include: Wiring harness damage; Sliding door control unit malfunction; Short circuit in the circuit; Mechanical problems in the door mechanism.

How do I fix a B19B1 diagnostic trouble code?

To fix B19B1: Check wiring harness for damage. Measure the voltage in the control circuit. Check the operation of the control unit. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with B19B1?

Do not drive — repair immediately

How much does it cost to fix B19B1?

The estimated repair cost for B19B1 is $56–167. Actual cost depends on your vehicle, location, and labor rates.

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See also: Russian version · NationStat