DTC P0A78-202: Drive Motor "A" Inverter Performance [11/2016 - ]: Procedure
WARNING: This page is about a different car, the 2019 Toyota Highlander, 2018 Toyota Highlander, and 2017 Toyota Highlander. However, it is still accessible from the selected car via links, so may be relevant.
- CHECK HYBRID VEHICLE TRANSAXLE ASSEMBLY (MG2)
See step 12
Result
Proceed to OK NG Result: 2
NG
See step 3
Result: 1
OK
See step 2
- REPLACE INVERTER WITH CONVERTER ASSEMBLY
Refer to COMPONENTS [11/2016 - ]
Result
Proceed to NEXT Result: 1
NEXT
See step 5
- REPLACE HYBRID VEHICLE TRANSAXLE ASSEMBLY
Refer to COMPONENTS [11/2016 - ]
Result
Proceed to NEXT Result: 1
NEXT
See step 4
- REPLACE INVERTER WITH CONVERTER ASSEMBLY
Refer to COMPONENTS [11/2016 - ]
Result
Proceed to NEXT Result: 1
NEXT
See step 5
- CHECK DTC OUTPUT (HYBRID CONTROL)
- Check the other DTCs that were output together with DTC P0A78-202.
Powertrain > Hybrid Control > Trouble Codes
Result
Relevant DTC P0A1B-505 Drive Motor "A" Control Module P0A40-506 Drive Motor "A" Position Sensor Circuit Range / Performance P0A78-113, 284, 286, 287 Drive Motor "A" Inverter Performance NOTE:DTC P0A78-202 is stored after DTCs P0A1B-505, P0A40-506, P0A78-113, 128, 284, 286 and/or 287 are stored. After troubleshooting and repairing the malfunction which caused DTC P0A78-202 to be stored, be sure to troubleshoot all the other DTCs.
Result
Proceed to NEXT
Result: 1
NEXT
GO TO DTC CHART (HYBRID CONTROL SYSTEM). Refer to DIAGNOSTIC TROUBLE CODE CHART [11/2016 - 10/2017] Refer to DIAGNOSTIC TROUBLE CODE CHART [10/2017 - ]
- Check the other DTCs that were output together with DTC P0A78-202.