B2289

THEFT DETERRENT / KEYLESS ENTRY: SMART KEY SYSTEM (for Start Function): B2289: Key Collation Waiting Time Over

DTC B2289 - Key Collation Waiting Time Over

DESCRIPTION

This DTC is stored when there is a LIN communication problem between the main body ECU and certification ECU (smart key ECU assembly) or when there is a problem in the engine immobiliser system.






WIRING DIAGRAM





INSPECTION PROCEDURE

PROCEDURE

1. CHECK WHETHER DTC OUTPUT RECURS
(a) Clear the DTCsClear the DTCs. Smart Key System
(b) Check whether DTC B2289 is output.

Result





B -- USE SIMULATION METHOD TO CHECK
A -- Continue to next step.
2. CHECK HARNESS AND CONNECTOR (MAIN BODY ECU - CERTIFICATION ECU (SMART KEY ECU ASSEMBLY))





(a) Disconnect the 2D main body ECU connector.
(b) Disconnect the E29 certification ECU (smart key ECU assembly) connector.
(c) Measure the resistance according to the value(s) in the table below.
Standard Resistance:






NG -- REPAIR OR REPLACE HARNESS OR CONNECTOR
OK -- Continue to next step.
3. REPLACE MAIN BODY ECU
(a) Temporarily replace the main body ECU with a new or normally functioning one.
(b) Check whether DTC B2289 is output.
OK:
No DTC is output.
NG -- REPLACE CERTIFICATION ECU (SMART KEY ECU ASSEMBLY)
OK -- END