Lexus Supports ASE Certification
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Title:
TROUBLESHOOTING IMMOBILIZER
DTC B2796
Models:
’98 & ’99 All Models
Technical Service
Information Bulletin
March 12, 1999
E
L
003–99
The Diagnostic Section (DI) of the Repair Manual has been expanded and clarified to
assist in troubleshooting the Engine Immobilizer System. Use this information in
accordance with the current Repair Manual for each model to diagnose the system.
S
1998 and 1999 All Models
DTC
B2796
No Communication In
Immobilizer System
CIRCUIT DESCRIPTION
This DTC is stored in memory when a key that does not have a Transponder Chip is
inserted into the ignition or if there is loss of communication between the key and ECM.
DTC No.
Condition
Probable Cause
B2796
S
No Communication
S
Key
S
Transponder key coil
S
Transponder key amplifier
S
Wire harness
S
ECM
OP CODE
DESCRIPTION
TIME
OPN
T1
T2
N/A
Not Applicable to Warranty
–
–
–
–
ELECTRICAL
Introduction
Affected
Vehicles
Diagnostic
Procedure
Warranty
Information
