SYNHEX · Datalog Viewer

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LOAD

No Log Loaded

Drop a CSV file anywhere here or click LOAD CSV. KTuner, Hondata, ECUFlash and generic CSV formats are auto-detected.

SUPPORTS · METADATA HEADERS · UNICODE · 1M+ SAMPLES

Cell value

Logged channel

Aggregation per cell

Axes

Y axis · RPM

X axis · Load (kPa)

Load resolution

Color by

low high

Display

Show values

Live cell trace

Trace path

Time graph

—

No log loaded

Load a datalog to trace ECU map usage.

Active position

RPM—

LOAD—

LOGGED—

CELL—

Interpolation contribution

Scrub or play to trace cells.

Cell statistics

Hover a cell to inspect.

Tool

Correlation

X axis channel

Y axis channel

Trend line (median)

Density shading

Control chart

Channel to evaluate

Control limits (± σ)

Control limits (UCL / LCL)

Max / Min lines

σ zones (1σ / 2σ)

Box plot

Channel to evaluate (Y)

Group by (X)

Bin size

Show outliers

Mean marker

Correlation

No log loaded

Load a datalog to analyze channel correlation.

Range select Full range

Drag across to isolate a window (e.g. one WOT pull). All tools above analyze only A→B.

Monotonic correlation

—

Spearman ρ

—

Statistics

SPEARMAN ρ—

PEARSON r—

R² (LINEAR)—

SAMPLES—

Relationship

SHAPE—

Power source

Load model

Speed channel

Speed units

Accel source: —

Advanced parameters

Vehicle weight (lb)

+ Added weight (lb)

Rotational mass (%)

Drag Cd·A (m²)

Rolling Crr

SAE J1349 correction

Pressure (inHg)

Ambient (°F)

RPM channel (X axis)

RPM bin

Overlays

Boost

AFR / Lambda

Ignition timing

Pulls

Dyno

No pulls captured

Mark cursors A and B on the pull, then Capture pull.

0.000s — 0.000s

LOG ANALYSIS — Load a log to analyze

— critical

— warnings

— ok

— no data

— none —