Try to find more and more about the reference codes shown in Apple Diagnostics test results.
Whenever you get Apple Diagnostics testing your Mac, the test results contain one or more reference codes. If you can't use this information to resolve the issue, please contact Apple or take your Mac to an Apple Authorized Service Provider (AASP) or Apple Store for service or support. Check bellow codes:
| Code | Definition | More information |
| ADP000 | No issues found | No issues found. |
| ALS001 | There may be an issue with the ambient light sensor. | Contact Apple or take your computer to Apple Store at a time to get which service and support options are available. |
| BMT001 BMT003 BMT004 BMT005 | There may be an issue with the Touch ID sensor. | Contact Apple or take your computer to an AASP or Apple Store to get which service and support ways are okay. |
| CNW001 CNW003 CNW004 CNW005 CNW006 | There may be an issue with the Wi-Fi hardware. | Contact Apple or take your computer to an AASP or Apple Store to find out which service and support options are available. |
| CNW007 CNW008 | No Wi-Fi networks are detected: no Wi-Fi networks are in range, or the Wi-Fi hardware may have an issue. | Take the test again in range of a Wi-Fi network. when this code appears again, further troubleshooting may be essential. Contact Apple or take your computer to an AASP or Apple Store to get which service and support options are required . |
| DFR001 | There may be an issue with the Touch Bar. | Contact Apple or take your computer to an AASP or Apple Store to find which service and support options are needed. |
| NDC001 NDC003 NDC004 NDC005 NDC006 | There may be an issue with the camera. | Contact Apple or take your computer to an AASP or Apple Store to find out which service and support options are available. |
| NDD001 | There may be an issue with the USB hardware. | Turn off all external devices except for the keyboard, mouse and Ethernet adapter (if applicable). Do the test again. when this code appears again, further troubleshooting may be required. Contact Apple or take your computer to an AASP or Apple Store to find which service and support options are available. |
| NDK001 NDK003 NDK004 | There may be an issue with the keyboard. | Contact Apple or take your computer to an AASP or Apple Store to find out which service and support options are needed. |
| NDL001 | There may be an issue with the Bluetooth hardware. | Contact Apple or take your computer to an AASP or Apple Store to get which service and support options are available. |
| NDR001 NDR003 NDR004 NDR005 NDR006 | There may be an issue with the trackpad. | Contact Apple or take your computer to an AASP or Apple Store to find out which service and support options are accessible. |
| NDT001 NDT002 NDT003 NDT004 NDT005 NDT006 | There may be an issue with the Thunderbolt hardware. | Turn off any external Thunderbolt devices and run the test again. If this code appears again, further troubleshooting may be needed. Contact Apple or take your computer to an AASP or Apple Store to find which service and support options are offered. |
| NNN001 | A serial number was not detected. | Contact Apple or take your computer to an AASP or Apple Store to find out which service and support options are available. |
| PFM001 PFM002 PFM003 PFM004 PFM005 PFM006 PFM007 | There may be an issue with the System Management Controller (SMC). | Contact Apple or take your computer to an AASP or Apple Store to find which service and support options are available. |
| PFR001 | There may be an issue with the computer's firmware. | Contact Apple or take your computer to an AASP or Apple Store to find which service and support options are available. |
| PPF001 PPF003 PPF004 | There may be an issue with the fan. | Contact Apple or take your computer to an AASP or Apple Store to find out which service and support options are available. |
| PPM001 | There may be an issue with a memory module. | Contact Apple or take your computer to an AASP or Apple Store to find out which service and support options are available. |
| PPM002 PPM003 PPM004 PPM005 PPM006 PPM007 PPM008 PPM009 PPM010 PPM011 PPM012 PPM013 PPM014 PPM015 | There may be an issue with the onboard memory. | Contact Apple or take your computer to an AASP or Apple Store to find which service and support options are available. |
| PPP001 PPP002 PPP003 | There may be an issue with the power adapter. | Disconnect the power adapter from the computer and plug socket, and then reconnect. Run the test again. If this code appears again, further troubleshooting may be required. Contact Apple or take your computer to an AASP or Apple Store to find out which service and support options are available. |
| PPP007 | The power adapter was not tested. | There may be an issue with the power adapter, or it may not be connected to the computer or plug socket. Check the connections and run the test again. If this code appears again, contact Apple or take your computer to an AASP or Apple Store to find out which service and support options are available. |
| PPR001 | There may be an issue with the processor. | Contact Apple or take your computer to an AASP or Apple Store to find out which service and support options are available. |
| PPT001 | The battery was not detected. | Contact Apple or take your computer to an AASP or Apple Store to find which service and support options are accessible. |
| PPT002 PPT003 | The battery will need to be replaced soon. It is functioning normally, but can't hold as much charge as it did when it was new. | Contact Apple or take your computer to an AASP or Apple Store to get which service and support options are presented. |
| PPT004 | The battery needs a service. The battery is not functioning normally, but you may not notice a change in its behaviour or the amount of charge it holds. You can continue to use your battery before it gets checked without harming your computer. | If you're using a Mac with an Intel processor, you can confirm this result by using Apple Diagnostics over the Internet: choose Shut Down from the Apple menu and then turn on your Mac again and press and hold Option-D immediately until Apple Diagnostics begins. If this code appears again or you're using a Mac with Apple silicon, contact Apple or take your computer to an AASP or Apple Store to find out which service and support options are available. |
| PPT005 | The battery is not installed properly. Shut down your computer and discontinue use. The computer needs a service. | Contact Apple or take your computer to an AASP or Apple Store to find which service and support options are needed. |
| PPT006 | The battery needs a service. The battery is not functioning normally, though you may not notice a change in its behaviour or the amount of charge it can hold. You can continue to use your battery before it gets checked without harming your computer. | Contact Apple or take your computer to an AASP or Apple Store to find out which service and support options are available. |
| PPT007 | The battery needs to be replaced. The battery is functioning normally but can hold significantly less charge than it did when it was new. You can continue to use the battery until you replace it without harming your computer. | Contact Apple or take your computer to an AASP or Apple Store to find out which service and support options are available. |
| VDC001 VDC003 VDC004 VDC005 VDC006 VDC007 | There may be an issue with the SD card reader. | Contact Apple or take your computer to an AASP or Apple Store to find out which service and support options are available. |
| VDH002 VDH004 | There may be an issue with a storage device. | Contact Apple or take your computer to an AASP or Apple Store to get which service and support options are obtainable. |
| VDH005 | Unable to start macOS Recovery. | Contact Apple or take your computer to an AASP or Apple Store to find which service and support options are required . |
| VFD001 VFD002 VFD003 VFD004 VFD005 VFD007 | There may be an issue with the display. | Contact Apple or take your computer to an AASP or Apple Store to find out which service and support options are available. |
| VFD006 | There may be an issue with the graphics processor. | Contact Apple or take your computer to an AASP or Apple Store to find which service and support options are available. |
| VFF001 VFF002 VFF003 | There may be an issue with the audio hardware. | Contact Apple or take your computer to an AASP or Apple Store to find which service and support options are available. |
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Most common MacBook Air/MacBook Pro Repair Services:
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- Water Damage
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