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B27A8 SCION

B27A8 SCION - Open In Outside Luggage Compartment Electrical Key Antenna Circuit

Repair Importance Level: 3/3
Repair Difficulty Level: 3/3   
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B27A8 SCION Possible Causes

  • Faulty Outside Electrical Key Oscillator (for rear side)
  • Outside Electrical Key Oscillator harness is open or shorted
  • Outside Electrical Key Oscillator circuit poor electrical connection
  • Faulty Certification ECU (Smart Key ECU Assembly)

First diagnose B27A8 SCION code

    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.

Cost of diagnosing the B27A8 SCION code

    Labor: 1.0

    The cost of diagnosing the B27A8 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.

B27A8 SCION Possible Symptoms

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

B27a8 Scion Description

The Certification ECU (Smart Key ECU Assembly) generates a request signal and sends it to the Outside Electrical Key Oscillator (for rear side). To detect the key near the driver door, the Outside Electrical Key Oscillator (for rear side) creates a detection area towards the area approximately 1.0 m (3.28 ft.) from the back door.
The Diagnostic Trouble Code (DTC) B27A8 is detected by the Certification ECU (Smart Key ECU Assembly) when an open circuit occurs between the Certification ECU (Smart Key ECU Assembly) and Outside Electrical Key Oscillator (for rear side) terminals.
OBDII Code B27a8 Scion - Open In Outside Luggage Compartment Electrical Key Antenna Circuit - AutoCodes.com

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