OBD Guide

B3655

Electrical Power Take Off Control Switch Circuit Low

B3655 is an OBD-II diagnostic trouble code meaning: Electrical Power Take Off Control Switch Circuit Low. Common causes: open or short circuit in wiring harness, pto switch failure. Estimated repair cost: $56–167.

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

Symptoms

  • Incorrect operation of additional equipment
  • PTO system failure
  • Check Engine Light Illuminates

Causes

  • Open or short circuit in wiring harness
  • PTO switch failure
  • Poor contact in connectors
  • Control unit malfunction

How to Fix

  1. Check the integrity of the wiring harness
  2. Check the condition of connectors and contacts
  3. Test PTO switch
  4. Check the control unit for errors

Related codes

Error B3655 by Vehicle Brand

FAQ

What does the B3655 code mean?

B3655 is an OBD-II diagnostic trouble code that indicates: Electrical Power Take Off Control Switch Circuit Low

What causes a B3655 error code?

The most common causes of B3655 include: Open or short circuit in wiring harness; PTO switch failure; Poor contact in connectors; Control unit malfunction.

How do I fix a B3655 diagnostic trouble code?

To fix B3655: Check the integrity of the wiring harness. Check the condition of connectors and contacts. Test PTO switch. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with B3655?

Limited driving only, diagnose soon

How much does it cost to fix B3655?

The estimated repair cost for B3655 is $56–167. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat