DTC B2796: No Communication in Immobiliser System; DTC B2798: Communication Malfunction No. 2 [02/2019 - ]: Procedure
WARNING: This page is about a different variant/trim than selected.
- CHECK HARNESS AND CONNECTOR (TRANSPONDER KEY ECU ASSEMBLY - TRANSPONDER KEY COIL)
- Disconnect the G52 transponder key ECU assembly connector.
- Disconnect the G53 transponder key coil connector.
- Measure the resistance according to the value(s) in the table below.
Standard Resistance
Tester Connection Condition Specified Condition G52-2 (ANT1) - G53-1 (ANT1) Always Below 1 Ω G52-3 (ANT2) - G53-5 (ANT2) Always Below 1 Ω G52-2 (ANT1) or G53-1 (ANT1) - Other terminals and body ground Always 10 kΩ or higher G52-3 (ANT2) or G53-5 (ANT2) - Other terminals and body ground Always 10 kΩ or higher Result
Proceed to OK NG
Result:
OK
REPLACE DOOR CONTROL TRANSMITTER ASSEMBLY
Result:
NG
REPAIR OR REPLACE HARNESS OR CONNECTOR