ACURA fault codes
Coverage shown is Honda data: 6,283 codes · 1,034 vehicle records · 229 ECU records · 0 live-data parameters.
ACURA shares fault-code data with Honda. Data may not cover ACURA-specific systems.
Codes 6,283
| Code | Description | Brands | System |
|---|---|---|---|
| P1ACF | Vehicle speed signal invalid | 12 | Powertrain |
| P1AD0 | Direct voltage (DC/DC) transformer | 14 | Powertrain |
| P1AD1 | Direct voltage (DC/DC) transformer | 14 | Powertrain |
| P1AD2 | Direct voltage (DC/DC) transformer | 13 | Powertrain |
| P1AD3 | Drive train | 13 | Powertrain |
| P1AD4 | Drive train | 13 | Powertrain |
| P1AD5 | CMU03 signal time out | 13 | Powertrain |
| P1AD6 | CMU04 signal time out | 13 | Powertrain |
| P1AD7 | CMU05 signal time out | 13 | Powertrain |
| P1AD8 | Hybrid control ECU | 13 | Powertrain |
| P1AD9 | Drive train | 13 | Powertrain |
| P1ADA | CMU08 signal time out | 13 | Powertrain |
| P1ADB | CMU09 signal time out | 13 | Powertrain |
| P1ADC | ESP slow torque reduce request invalid | 12 | Powertrain |
| P1ADD | ESP torque increase request invalid | 11 | Powertrain |
| P1ADE | Drive Motor Control Module System Voltage Low Voltage | 10 | Powertrain |
| P1ADF | Drive Motor Control Module System Voltage High Voltage | 11 | Powertrain |
| P1AF0 | Drive motor 1 control module Hybrid/EV battery voltage system isolation lost | 14 | Powertrain |
| P1AF1 | EO light output loop high voltage fault | 12 | Powertrain |
| P1AF2 | Drive Motor 2 Control Module Hybrid/EV Battery Voltage System Isolation Lost | 13 | Powertrain |
| P1AF3 | Small starter relay output loop high voltage fault | 13 | Powertrain |
| P1AF4 | Drive Motor 1 Control Module Hybrid/EV Battery Voltage Isolation Sensing Circuit Low Voltage | 13 | Powertrain |
| P1AF5 | Drive Motor 1 Control Module Hybrid/EV Battery Voltage Isolation Sensing Circuit High Voltage | 13 | Powertrain |
| P1AF6 | Drive Motor 2 Control Module Hybrid/EV Battery Voltage Sense Circuit Low Voltage | 12 | Powertrain |
| P1AF7 | Drive Motor 2 Control Module Hybrid/EV Battery Voltage Sense Circuit High Voltage | 12 | Powertrain |
| P1AF8 | Htr water pump output loop low voltage fault | 13 | Powertrain |
| P1AF9 | Quick charger initial check out | 14 | Powertrain |
| P1AFD | Crash detection input circuit low voltage fault | 12 | Powertrain |
| P1AFE | Hurtigladerfeil | 11 | Powertrain |
| P1D00 | Controller version error | 14 | Powertrain |
| P1D01 | Read Only Memory (ROM) abnormal | 12 | Powertrain |
| P1D02 | Busbar voltage too low | 11 | Powertrain |
| P1D03 | Busbar voltage too high | 11 | Powertrain |
| P1D04 | Electrically Erasable Programmable Read-Only Memory (EEPROM) fault | 11 | Powertrain |
| P1D05 | AD pulse test failed | 12 | Powertrain |
| P1D07 | Motor temperature signal is abnormal | 11 | Powertrain |
| P1D08 | CPLD data abnormal | 10 | Powertrain |
| P1D09 | Motor control unit (MCU) chip component safety inspection abnormal - internal error in the component | 9 | Powertrain |
| P1D0A | Interlock clock driver abnormal | 8 | Powertrain |
| P1D0B | Low voltage overvoltage | 8 | Powertrain |
| P1D0C | Insulated Gate Bipolar Transistor (IGBT) fault | 8 | Powertrain |
| P1D0D | Low voltage undervoltage | 9 | Powertrain |
| P1D0E | 12 Volt Normal Voltage Fault | 8 | Powertrain |
| P1D0F | 12 volt normal voltage abnormal | 8 | Powertrain |
| P1D10 | Ignition lock voltage signal error | 11 | Powertrain |
| P1D11 | Motor overload fault | 16 | Powertrain |
| P1D13 | Controller temperature sensor fault | 17 | Powertrain |
| P1D15 | Power network AC voltage phase sequence error | 11 | Powertrain |
| P1D16 | Controller bus voltage exceeds limit value | 11 | Powertrain |
| P1D18 | Power network AC over-current | 9 | Powertrain |
Some brand data is extracted from diagnostic files and may contain manufacturer-specific wording. General SAE J2012 descriptions are used where available.