Alfa Romeo 146
Type 930B
In Motortune ProNeed to read fault codes or check a warning lamp on your 146 without a workshop trip? Motortune turns your iPhone and an ELM327 / OBD-II adapter into a scanner for the Alfa Romeo 146 (type 930B): it walks every control unit it can reach, names each fault in plain language. Free to scan; the one-time $18.99 Motortune Pro adds the write features.
Control units
Every unit the catalog lists for this model, across its model years — your car carries a subset, which the app finds when it connects. The tag says what reaches each one: Any adapter MS-CAN adapter vLinker MS Special cable
- Engine
- Bosch MotronicPre-OBD
- Bosch Motronic M1.5.5Pre-OBDActuators
- Diesel Bosch EDC15Any adapterActuators
- Brakes / ABS
- ABS Bosch 5.3Pre-OBD
- Airbags
- Airbag MY97Pre-OBD
- Climate
- Climate Control Harrison/BorlettiSpecial cable
- Keys & security
- Alarm ICIT/TRW VAS95Special cable
What you can do
- Read fault codes, every reachable unit
- Freeze frame
- Vehicle & control-unit info
- Clear fault codesPRO
- Actuator tests (22)PRO
- Control-unit browser, DID explorer, raw consolePRO
Service functions and actuator tests are matched to each unit’s software version when you connect, so your car may show a subset.
Adapter
1 of 7 control units — including the engine — sit on the standard OBD pins, which any ELM327 v1.5+ adapter reaches. 2 need a make-specific pin-switching cable that Motortune doesn’t support yet. 4 predate the OBD socket and can’t be reached with an OBD adapter.
Other Alfa Romeo models: 4C 960 · 145 930A · 147 937 · 155 167 · 156 932 · 156 932 · 159 939 · 164 164 · 166 936 · Brera / Spider 946/939 · Giulia 952 · Giulietta 940 · GT 937 · GTV 916 · MiTo 955 · Spider 916 · Stelvio 949 · Tonale 965
146 — frequently asked
Does Motortune work with the Alfa Romeo 146?
Yes. The Alfa Romeo 146 (type 930B) is in Motortune’s catalog with 7 control units, 1 of which Motortune can reach with the right adapter. Coverage is mapped from the diagnostic catalog; try Demo mode and the in-app compatibility check on your car before relying on it.
How do I read fault codes on a Alfa Romeo 146?
Plug an ELM327 / OBD-II adapter into the 146’s diagnostic socket, switch the ignition on, and connect from Motortune on your iPhone. It walks every control unit it can reach — engine and more — and lists each fault in plain language with the unit that reported it. Reading codes is free; clearing them is part of the one-time Motortune Pro.
What adapter do I need for the 146?
1 of 7 control units — including the engine — sit on the standard OBD pins, which any ELM327 v1.5+ adapter reaches. 2 need a make-specific pin-switching cable that Motortune doesn’t support yet. 4 predate the OBD socket and can’t be reached with an OBD adapter.
How much does Motortune cost?
Motortune is free to download and scan. The one-time $18.99 Motortune Pro adds clearing codes, the service reset, service functions, actuator tests and per-unit live data. No subscription, and one purchase covers every Alfa Romeo, Fiat, Abarth, Lancia, Jeep, Chrysler, Dodge, RAM, Peugeot and Citroën you own.
Motortune Pro
On the 146
$18.99 one-time
- 22actuator tests
- ✓Clear fault codes
Reading fault codes is free. One purchase covers every Alfa Romeo, Fiat, Abarth, Lancia, Jeep, Chrysler, Dodge, RAM, Peugeot and Citroën in your garage, with Family Sharing. Try Demo mode first — no adapter needed.
Coming soon to the App StoreCoverage is mapped from a diagnostic catalog of these models and is provided as-is, with no warranty. Some cars may not respond, some features may be unavailable on your car’s software version, and some adapters may be incompatible — always confirm with Demo mode and the in-app compatibility check before relying on any result. Motortune is an independent diagnostic tool and is not affiliated with, sponsored by, or endorsed by Stellantis or any of its brands. Make, model and control-unit names appear here only to describe vehicle compatibility. All trademarks remain the property of their respective owners.