Code No. B1355: AS&G Functional Error

PROBABLE CAUSES

FUNCTION

• The AS&G-ECU monitors the DC/DC converter (control system) whether it is normal.
  

TROUBLE JUDGMENT

• Ignition switch is "ON" position.
  
• Either of the following diagnosis code is set.
  


1. Code No. B1351: DC/DC converter (control system) performance
   
2. Code No. B1352: DC/DC converter (control system) system
   

FAIL-SAFE AND BACKUP FUNCTION

• In the normal operation, the auto stop is prohibited.
  
• If the malfunction is detected during the auto stop, the auto stop is prohibited.
  

PROBABLE CAUSES

• Failed DC/DC converter (control system) circuit
  
• Failed DC/DC converter (control system)
  
• Failed AS&G-ECU
  

	Inspection chart for diagnosis code (Refer to ).

	Go to Step 2.

	Replace the AS&G-ECU.

	Intermittent malfunction (Refer to GROUP 00 - How to Use Troubleshooting/Inspection Service Points - How to Cope with Intermittent Malfunctions).