B2791 SCION - Communication Condition Failure Between ECM
B2791 SCION Possible Causes
- Faulty ID Code Box
- ID Code Box harness is open or shorted
- ID Code Box circuit poor electrical connection
- Faulty Engine Control Module (ECM)
First diagnose B2791 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 B2791 SCION code
Labor: 1.0The cost of diagnosing the B2791 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.
B2791 SCION Possible Symptoms
- Engine Light ON (or Service Engine Soon Warning Light)
B2791 Scion DescriptionThis Diagnostic Trouble Code (DTC) is output when the ID Code Box does not respond to a verification request signal from the Engine Control Module (ECM).
B2791 SCION More InformationNeed more information on how to fix the B2791 SCION code?
Get Access to Factory Service Manuals
Need more help?Get the B2791 Scion code diagnosed by a professional: Find a repair shop in your area
B2791 SCION CommentsHelp us improve AutoCodes.com. Leave a comment below or tell us if the information above help you fix the code. What are the symptoms on your vehicle for the B2791 Scion code? Have you replaced any parts?
Any information is appreciated. Thanks