3.0L 4JJ3-TCX 4cyl 16v DOHC Turbo CRD Diesel
This 2023 Isuzu MU-X (UCS40) (3.0L 4JJ3-TCX 4cyl 16v DOHC Turbo CRD Diesel) page collates 28 diagnostic files and 0 scan or scope images submitted by qualified automotive technicians across 28 data categories. Every file in the set was captured from a vehicle that was running correctly at the time of recording, giving technicians a known good baseline to compare against when diagnosing a faulty 2023 MU-X (UCS40) in their own workshop.
Captures in this set span KOEO (Key On Engine Off), engine idle and 2000 RPM raised idle operating states — the canonical conditions the TaT community records against so that readings can be compared directly between a known good vehicle and a customer's car presenting symptoms.
Typical uses for a data set like this include verifying live-data PID values and freeze-frame snapshots, confirming oscilloscope waveform shape and timing for primary and secondary ignition, checking CAN bus activity on modules that are suspect, and ruling out good-component scan tool readings when chasing an intermittent fault on the same chassis. Every file is attributed to the submitting member and reviewed before it appears on the site.
This vehicle has known good data covering 28 distinct scan and scope capture categories, organised by the vehicle system they relate to. Each item below represents a data file or waveform set recorded from this specific year/make/model combination with the engine and vehicle in a confirmed healthy state.
The 28 submitted files cover the following formats, captured on a mix of scan tools and lab-scope hardware used by TaT members in professional workshops:
Technicians working on a 2023 MU-X (UCS40) often cross-reference adjacent model years and related Isuzu platforms. The following TaT entries also have at least submitted data files:
📄 ScanData_Isuzu_MU-X (UCS40)_KOEO.scr
📄 ScanData_Isuzu_MU-X (UCS40)_IDLE.scr
📄 ScanData_Isuzu_MU-X (UCS40)_2000RPM.scr
📄 info.txt
© 2026 The Automotive Technician (TaT) — www.tat.net.au