DTC P0A55-687: Drive Motor "B" Current Sensor Circuit: Procedure

WARNING: This page is about a different variant/trim than selected.

CHECK DTC OUTPUT

Connect the Techstream to the DLC3.
Turn the ignition switch to ON.
Enter the following menus: Powertrain / Hybrid Control / Trouble Codes.

Check if DTCs are output.

Result

Result	Proceed to
P0A55-687 only is output.	A
Any of the following DTCs are also output.	B

DTC No.	Relevant Diagnosis
P0A51-174	Drive Motor "A" Current Sensor Circuit
P0A69 (all INF codes)*1	Drive Motor "B" Phase V Current
P0A6C (all INF codes)*1	Drive Motor "B" Phase W Current
P0A79-693, 694, 695, 712	Drive Motor "B" Inverter Performance

HINT:

*1: If any INF codes are output for this DTC, refer to the corresponding diagnostic procedure.
P0A55-687 may be output due to a malfunction which causes the DTCs in the table above to be output. In this case, first troubleshoot the output DTCs in the table above. Then, perform a reproduction test to check that no DTCs are output.

Turn the ignition switch off.

B → See step 4

A: Go to next step

CHECK CONNECTOR CONNECTION CONDITION (INVERTER WITH CONVERTER ASSEMBLY CONNECTOR) See step 4
NG → CONNECT SECURELY

OK → See step 3
REPLACE INVERTER WITH CONVERTER ASSEMBLY. Refer to REMOVAL
GO TO DTC CHART. Refer to DIAGNOSTIC TROUBLE CODE CHART