B2289

1UR-FSE STARTING: SMART ACCESS SYSTEM WITH PUSH-BUTTON START: B2289: Key Collation Waiting Time Over
B2289 - Key Collation Waiting Time Over

DESCRIPTION

This DTC is output when there is a LIN communication problem between the main body ECU and certification ECU or when there is a problem in the engine immobilizer system.









WIRING DIAGRAM





INSPECTION PROCEDURE

PROCEDURE

1. CHECK DTC

(a) Clear the DTCs Reading and Clearing Diagnostic Trouble Codes.

(b) Check for DTCs again.

OK:

DTC is not output.

OK -- END (SYSTEM OK)
NG -- Continue to next step.

2. CHECK HARNESS AND CONNECTOR (MAIN BODY ECU - CERTIFICATION ECU)





(a) Disconnect the DA main body ECU connector.

(b) Disconnect the L15 certification ECU 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. CHECK MAIN BODY ECU (OPERATION)

(a) Temporarily replace the main body ECU with a new or normally functioning one.

(b) Check for DTCs again.

OK:

DTC is not output.

OK -- GO TO SMART ACCESS SYSTEM WITH PUSH-BUTTON START (ROOM OSCILLATOR DOES NOT RECOGNIZE KEY) Room Oscillator Does Not Recognize Key

NG -- END (MAIN BODY ECU IS FAULTY)