AutoCodes - OBDII Code List - B2786 SCION

B2786 SCION - Ignition Switch Off Malfunction Immobilizer System

Repair Importance Level: 3/3
Repair Difficulty Level: 3/3    What is this?
Table of contents

B2786 SCION Possible Causes

  • Faulty Ignition switch
  • Faulty EFI main relay
  • Ignition switch harness is open or shortec
  • Ignition switch circuit poor electrical connection
  • Faulty Engine Control Module (ECM)

How do I fix code B2786 SCION?

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.
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Cost of diagnosing the B2786 SCION code

Labor: 1.0

The cost of diagnosing the B2786 SCION code is 1.0 hour of labor. The auto repair labor rates vary by location, your vehicle's make and model, and even your engine type. Most auto repairs shops charge between $75 and $150 per hour.

When is the code detected?

- Short circuit in IG switch circuit
- Ignition switch adheres to OFF position

Possible Symptoms

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

B2786 SCION Description

This Diagnostic Trouble Code (DTC) is output if communication between the transponder key Electronic Control Unit (ECU) and power source control ECU is not possible.
OBDII Code B2786 Scion - Ignition Switch Off Malfunction Immobilizer System - AutoCodes.com

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