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ACURA

B20-021

Manufacturer communications

Publication date
2020-12-18
Received by NHTSA
2020-12-23
NHTSA record numbers
10184664

Manufacturer summary

Original wording in English

"Service Bulletin - The motor power inverter (MPI), also known as the intelligent inverter unit (IIU), may fail over time due to a defective solder joint. This failure may result in one or more of the following DTC(s): -P1440 (MPI Module Output Circuit Malfunction) -P1437 (MPI Module Short Circuit) -P15A5 (Motor Current Sensor Circuit Malfunction) -P0A78 (MPI Module Internal Circuit Malfunction) -P0AE1 (Bypass Contractor Malfunction) -P0A3C (Motor Control Module (MCM) Overheating) -P0A3F (Motor Rotor Position Sensor Circuit Malfunction) -P0DA8 (MPI Module Voltage Malfunction) -P1634 (MPI Module Signal Circuit Malfunction) -P0AEE (MPI Internal Circuit Malfunction) -P0A27 (High Voltage Contactor Stays Activated) American Honda is extending the warranty coverage of the motor power inverter (MPI) on these vehicles to 15 years from the original date of purchase or 150,000 miles, whichever comes first."

NHTSA manufacturer communications ↗

Reported code forms

Manufacturer wording

Source wording can vary by vehicle and suffix. It is shown as written, not as a universal diagnosis.

AcuraP0A3F
Motor Rotor Position Sensor Circuit Malfunction

NHTSA 10184664

Check vehicle applicability

A listed vehicle is a research lead. Confirm the engine, production range and software in the manufacturer's information.

MakeModelModel year
AcuraILX HYBRID2013

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