LEMON Manuals: Even more car manuals for everyone
Home >> Toyota >> 2012 >> Sienna SE >> Repair and Diagnosis (Single Page) >> Body & Frame >> Door Locks >> Engine Immobiliser System (W/O Smart Key) (Diagnostic Codes & Circuit Tests) >> ENGINE IMMOBILISER SYSTEM (w/o Smart Key System) >> DTC B2797: Communication Malfunction No. 1 >> Description

DTC B2797: Communication Malfunction No. 1: Description

This DTC is stored when an error occurs in communication between the transponder key amplifier and the transponder key ECU.

HINT: 

Some noise is found in the communication line.

DTC No. DTC Detection Condition Trouble Area
B2797 Keys are positioned too close to each other, or noise occurs in communication line.
  • Key
  • Transponder key amplifier
  • Transponder key ECU