performing inspection See: Powertrain Management/Computers and Control Systems/Information Bus/Testing and
Inspection/Initial Inspection and Diagnostic Overview/CAN Communication System/How to Proceed With Troubleshooting.
PROCEDURE
1. CHECK DTC OUTPUT (CAN COMMUNICATION SYSTEM)
(a) Clear the DTCs See: Accessories and Optional Equipment/Collision Avoidance and Parking Assist Systems/Testing and
Inspection/Reading and Clearing Diagnostic Trouble Codes/Pre-Collision System.
(b) Recheck for DTCs.
OK:
CAN communication system DTC is not output.
NG -- GO TO CAN COMMUNICATION SYSTEM See: Powertrain Management/Computers and Control Systems/Information
Bus/Testing and Inspection/Initial Inspection and Diagnostic Overview/CAN Communication System/How to Proceed With
Troubleshooting
OK -- Continue to next step.
2. CHECK DTC OUTPUT (PRE-COLLISION SYSTEM)
(a) Using the Techstream, enter the following menus: Body Electrical / Pre-Collision / Trouble Codes.
(b) Clear the DTCs See: Accessories and Optional Equipment/Collision Avoidance and Parking Assist Systems/Testing and
Inspection/Reading and Clearing Diagnostic Trouble Codes/Pre-Collision System.
(c) Recheck for DTCs.
OK:
DTC B2064 is not output.
NG -- REPLACE MAIN BODY ECU
OK -- CHECK FOR INTERMITTENT PROBLEMS (SYMPTOM SIMULATION) See: Accessories and Optional
Equipment/Antitheft and Alarm Systems/Diagrams/Diagnostic Aids/How To Troubleshoot ECU Controlled Systems/How To Proceed
With Troubleshooting
3. REPLACE MAIN BODY ECU
(a) Replace the main body ECU.
NEXT -- Continue to next step.
4. CHECK DTC OUTPUT (PRE-COLLISION SYSTEM)
(a) Using the Techstream, enter the following menus: Body Electrical / Pre-Collision / Trouble Codes.
(b) Clear the DTCs See: Accessories and Optional Equipment/Collision Avoidance and Parking Assist Systems/Testing and
Inspection/Reading and Clearing Diagnostic Trouble Codes/Pre-Collision System.
(c) Recheck for DTCs.
OK:
DTC B2064 is not output.
NG -- REPLACE SEAT BELT CONTROL ECU
OK -- END
Up to 08/2009
PRE-COLLISION: PRE-COLLISION SYSTEM: B2074,B2075: Driver Side Seat Belt Buckle Switch Circuit Malfunction
B2075 - Passenger Side Seat Belt Buckle Switch Circuit Malfunction
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