B2289

2AZ-FXE STARTING: SMART KEY SYSTEM: B2289: Key Collation Waiting Time Over

DTC 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 immobiliser system.
HINT: After the main body ECU is replaced, perform the registration procedures for the engine immobiliser system Programming and Relearning.









WIRING DIAGRAM





INSPECTION PROCEDURE

PROCEDURE

1. CHECK FOR DTCS
(a) Delete the DTCs Reading and Clearing Diagnostic Trouble Codes.
(b) Check for DTC B2289 and B2785.
Result:





HINT: If DTC B2785 is output, perform troubleshooting for DTC B2785 first B2785.

C -- CHECK INTERMITTENT PROBLEMS
B -- GO TO DTC B2785
A -- Continue to next step.
2. CHECK WIRE HARNESS (MAIN BODY ECU - CERTIFICATION ECU)
(a) Disconnect the E58 and IR ECU connectors.




(b) 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) After replacing the main body ECU with a normally functioning ECU, check that the power source mode to change on (READY).
OK:
Power switch on (READY).
HINT: If power mode change to on (READY), refer to PROBLEM SYMPTOMS TABLE of the smart key system (entry) (matching for the inside of the cabin cannot be performed) Door Lock - Smart Key System.

NG -- GO TO SMART KEY SYSTEM (ENTRY)
OK -- END (MAIN BODY ECU DEFECTIVE)