Understanding the Error Code

Clean any oxidation from the terminals and ensure the ground connections are tight.

Conclusion

The error code "B101D30" in an Isuzu vehicle in Thailand, or anywhere else, requires specific diagnostic equipment and expertise to resolve accurately. If you're experiencing this issue, the best course of action is to consult with a professional mechanic or an authorized Isuzu service provider who can diagnose and repair the problem based on a detailed analysis of the vehicle's systems.

: Often, B101D30 is a "ghost" code. If it clears and does not return immediately, it was likely caused by a temporary voltage drop. The "Hard Reset" Method

The Isuzu error code (often cross-referenced as Flash Code 71 ) is a Diagnostic Trouble Code (DTC) that indicates an Electronic Control Unit (ECU) internal malfunction

Battery voltage too low. Not present. source relay response. Electronic key low battery. Not present. MFC Auction Isuzu UC 2015 description of the catalogue - AutoCD.BIZ