If you are certain this relates to the engine (e.g., the truck won't start or lacks power), you may be misinterpreting a "P-Code" (Powertrain) as a "B-Code".
: In Thailand's tropical climate, this fault sometimes presents as "hot," appearing only when the cabin or ECU reaches high temperatures. Root Causes in Isuzu Vehicles isuzu (thailand) b101d30
This code is commonly found in the Isuzu D-Max (2012–2019 models) and Isuzu MU-X. If you are certain this relates to the engine (e