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Home >> Toyota >> 2001 >> Sienna CE >> Repair and Diagnosis >> External Pages >> Different car >> Section 458 (Engine Immobilizer System - Diagnosis) >> Circuit Inspection >> DTC B2796 No Communication in Immobiliser system >> Circuit Description

Circuit Description

WARNING: This page is about a different car, the 2003 Lexus LS 430. However, it is still accessible from the selected car via links, so may be relevant.

This DTC is stored in memory when the key that does not have a transponder chip is inserted or if communication between the key and transponder key ECU is impossible.

DTC CONDITION DETECTION CHART

DTC No. DTC Detecting Condition Trouble Area
B2796 No communication
  • Key
  • Transponder Key Amplifier (w / coil)
  • Wire harness
  • Transponder Key ECU