Mitsubishi Diagnose Health Check + Active Tests & Live Data with YOUCANIC Full Scanner

About this video

n this step-by-step guide, we diagnose Mitsubishi vehicles using the YOUCANIC UCAN-II scanner. We’ll show how to run a full system scan/health check, view live data (PIDs), perform active tests/actuations, and read & clear DTCs across all modules—Engine/PCM, ABS/ASC, SRS Airbag, ETACS/BCM, 4WD/AYC, HVAC, TPMS, EPS, Transmission/CVT, and more.

What you’ll learn

Connect YOUCANIC to the OBD-II port & auto-ID the vehicle

Run a Full System Scan / Health Check for all ECUs

Read & interpret Diagnostic Trouble Codes (DTCs) with freeze frame

Clear codes and verify monitor/readiness status

Open Live Data (MAF, MAP, O2/AFR, STFT/LTFT, ECT, CVT temps, wheel speeds, etc.)

Perform Active Tests (radiator fan, fuel pump prime, EVAP purge, throttle body, EGR, ABS/ASC actuators, AYC/4WD solenoids, HVAC blend doors)

Use data graphs and record logs for road tests

Why this matters

A full health check quickly finds hidden module faults (not just engine codes)

Live data pinpoints sensors out of range before parts swapping

Active tests confirm if a component works (or not) under command

Clearing codes the right way ensures monitors reset and issues don’t return

Common Mitsubishi issues you can pinpoint

Engine: P0300 misfire, P0171 lean, P0101 MAF, P0420 catalyst efficiency

EVAP/Emissions: P0441/P0455 purge/large leak, readiness not complete

CVT/AT: judder/overheat, P0776 pressure control, P1778 step motor

ABS/ASC/AYC: wheel speed sensor faults, yaw rate calibration needed

SRS