DTC P0A94-585: DC / DC Converter Performance [08/2013 - ]: Procedure

1. Connect the Techstream to the DLC3.
2. Turn the power switch on (IG).
3. Enter the following menus: Powertrain / Hybrid Control / Trouble Codes.
4. Check for DTCs.

   Result

   Result	Proceed to
   P0A94-585 only is output, or DTCs except the ones in the tables below are also output.	A
   DTCs shown in Table 1 are output simultaneously.	B
   DTCs shown in Table 2 are output simultaneously.	C

   TABLE 1
   
   

   DTC No.	Relevant Diagnosis
   P0A1A-151, 155, 156, 658, 659	Generator Control Module
   P0A1B-164, 193, 512, 661, 786	Drive Motor "A" Control Module
   P0A1D-148	Hybrid Powertrain Control Module
   P0A78-266, 267	Drive Motor "A" Inverter Performance
   P0A94-589, 590	DC/DC Converter Performance
   P2511-149	ECM/PCM Power Relay Sensor Circuit Intermittent
   P3004-132	High Voltage Power Resource
   P324E-788	MG-ECU Power Relay Intermittent Circuit
   U0110 (all INF codes)*1	Lost Communication with Drive Motor Control Module "A"

   TABLE 2
   
   

   DTC No.	Relevant Diagnosis
   P0AFC-123	Hybrid Battery Pack Sensor Module
   P0B3D-123	Hybrid Battery Voltage Sensor "A" Circuit Low
   P0B42-123	Hybrid Battery Voltage Sensor "B" Circuit Low
   P0B47-123	Hybrid Battery Voltage Sensor "C" Circuit Low
   P0B4C-123	Hybrid Battery Voltage Sensor "D" Circuit Low
   P0B51-123	Hybrid Battery Voltage Sensor "E" Circuit Low
   P0B56-123	Hybrid Battery Voltage Sensor "F" Circuit Low
   P0B5B-123	Hybrid Battery Voltage Sensor "G" Circuit Low
   P0B60-123	Hybrid Battery Voltage Sensor "H" Circuit Low
   P0B65-123	Hybrid Battery Voltage Sensor "I" Circuit Low
   P0B6A-123	Hybrid Battery Voltage Sensor "J" Circuit Low
   P0B6F-123	Hybrid Battery Voltage Sensor "K" Circuit Low
   P0B74-123	Hybrid Battery Voltage Sensor "L" Circuit Low
   P0B79-123	Hybrid Battery Voltage Sensor "M" Circuit Low
   P0B7E-123	Hybrid Battery Voltage Sensor "N" Circuit Low
   P0B83-123	Hybrid Battery Voltage Sensor "O" Circuit Low
   P0B88-123	Hybrid Battery Voltage Sensor "P" Circuit Low
   P0B8D-123	Hybrid Battery Voltage Sensor "Q" Circuit Low
   P0B92-123	Hybrid Battery Voltage Sensor "R" Circuit Low
   P308A-123	Hybrid Battery Voltage Sensor All Circuits Low

   HINT: 

   • *1: If any INF codes are output for this DTC, refer to the corresponding diagnostic procedure.
   • P0A94-585 may be stored due to a malfunction which causes the DTCs in the preceding tables to be stored. In this case, first troubleshoot the output DTCs in the preceding tables. Then, perform a reproduction test to check that no DTCs are output.
5. Turn the power switch off.

B → See step   3 

C → See step   4 

A → See step   2