B2286

2UR-FSE STARTING: SMART ACCESS SYSTEM WITH PUSH-BUTTON START: B2286: Runnable Signal Malfunction
B2286 - Runnable Signal Malfunction

DESCRIPTION

The main body ECU and the hybrid vehicle control ECU are connected by a cable and the CAN communication line. If the cable information and CAN information are inconsistent, this DTC is output.





WIRING DIAGRAM





INSPECTION PROCEDURE

PROCEDURE

1. READ VALUE USING THE TECHSTREAM (READY SIGNAL)

(a) Use the Data List to check if the hybrid control system start request signal is functioning properly.

Main Body





Result





B -- REPLACE MAIN BODY ECU
A -- Continue to next step.

2. CHECK HARNESS AND CONNECTOR (MAIN BODY ECU - HYBRID VEHICLE CONTROL ECU)





(a) Disconnect the L11 main body ECU connector.

(b) Disconnect the A76 hybrid vehicle control 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. REPLACE MAIN BODY ECU

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

(b) Check whether DTC B2286 recurs.

OK:

No DTC is output.

NG -- REPLACE HYBRID VEHICLE CONTROL ECU Removal

OK -- END (MAIN BODY ECU IS FAULTY)