Home › OBD2 PID Decoder › 0184
Mode 01 • PID 84

OBD2 PID 0184

Manifold surface temperature

Definition

Mode
01 (hex)
PID
84 (hex)
Data bytes
Units
—

How to read PID 0184

Send mode 01 with PID 84 over OBD-II. The ECU returns data byte(s). The result is “Manifold surface temperature”. This is standard SAE J1979 data supported by most OBD-II scan tools and loggers.

Why it matters for tuning

Live PIDs like this are how tuners and workshops verify a remap on the road — logging RPM, load, boost, lambda and temperatures to confirm the map is safe. The desktop Softechpro Solutions software complements live logging with offline ECU editing: DPF/EGR/AdBlue/DTC off and Stage tuning with automatic checksum.

Related PIDs

017F Engine run time0181 Engine run time for AE0182 Engine run time for AE0183 NOx sensor0185 NOx reagent system0186 Particulate matter (PM0187 Intake manifold absolu01C3 ?

Professional ECU tuning software

DPF/EGR/AdBlue/DTC off + Stage — from €98.99/mo.

See pricing   WhatsApp

← OBD2 PID decoder tool