DTC P0AC0-817: Hybrid Battery Pack Current Sensor Circuit Range / Performance [08/2013 - ]: Procedure

WARNING: This page is about a different car, the 2014 Lexus ES 300h. However, it is still accessible from the selected car via links, so may be relevant.

CHECK DTC OUTPUT (HYBRID CONTROL)

Connect the Techstream to the DLC3.
Turn the power switch on (IG).
Enter the following menus: Powertrain / Hybrid Control / Trouble Codes.

Check for DTCs.

Result

Result	Proceed to
P0AC0-817 only is output.	A
P0AFC-123 is output.	B

Turn the power switch off.

B → See step 7

A: Go to next step

REPLACE HYBRID BATTERY JUNCTION BLOCK ASSEMBLY
Refer to COMPONENTS [08/2013 - ]

NEXT: Go to next step
CLEAR DTC
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. Read and record the DTCs and freeze frame data.
5. Clear DTCs and freeze frame data.
6. Turn the power switch off.
NEXT: Go to next step
PERFORM ROAD TEST
NEXT: Go to next step

CHECK DTC OUTPUT (HYBRID CONTROL)

Connect the Techstream to the DLC3.
Turn the power switch on (IG).
Enter the following menus: Powertrain / Hybrid Control / Trouble Codes.

Check for DTCs.

Result

Result	Proceed to
P0AC0-817 is not output.	A
P0AC0-817 is output again.	B

Turn the power switch off.

B → See step 6

A → COMPLETED

REPLACE BATTERY SMART UNIT. Refer to COMPONENTS [08/2013 - ]
GO TO DTC CHART (P0AFC-123). Refer to DTC P0AFC-123: Hybrid Battery Pack Sensor Module [08/2013 - ]