Toyota Tundra Service Manual: Diagnostic Trouble Code Chart

DIAGNOSTIC TROUBLE CODE CHART

Engine Immobiliser System

DTC No.	Detection Item	Link
B2780	Push Switch / Key Unlock Warning Switch Malfunction
B2784	Antenna Coil Open / Short
B2793	Transponder Chip Malfunction
B2794	Unmatched Encryption Code
B2795	Unmatched Key Code
B2796	No Communication in Immobiliser System
B2797	Communication Malfunction No. 1
B2798	Communication Malfunction No. 2
B2799	Engine Immobiliser System Malfunction
B279A	Theft Deterrent System Communication Line High Fixation
B279C	Theft Deterrent System Presence Detection

Toyota Tundra Service Manual > Navigation System: D-Seat ECU Vehicle Information Reading/Writing Process Malfunction (B15F8)
DESCRIPTION This DTC is stored when items controlled by the front power seat switch LH cannot be customized via the navigation system vehicle customization screen. HINT: The front power seat switch LH controls the front power seat control system (w/ Memory) related items that are customizable via th ...

Toyota Tundra Owners Manual