RAM 750
Catalog model
In Motortune ProNeed to read fault codes or check a warning lamp on your 750 without a workshop trip? Motortune turns your iPhone and an ELM327 / OBD-II adapter into a scanner for the RAM 750: it walks every control unit it can reach, names each fault in plain language and runs guided service routines. 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
- Marelli IAW 5SFAny adapterActuators
- Gearbox
- Marelli SELESPEEDAny adapter
- Brakes / ABS
- ABS Bosch 8Special cable
- Airbags
- Airbag TRW MY03 CANSpecial cable
- Instrument cluster
- Instrument Panel/Body ContinentalSpecial cableServiceActuators
- Body
- Body Computer Dodge Vision/RAM 750Special cable
What you can do
- Read fault codes, every reachable unit
- Freeze frame
- Vehicle & control-unit info
- Clear fault codesPRO
- Adaptations & resetsPRO
- CalibrationsPRO
- Actuator tests (46)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
2 of 6 control units — including the engine — sit on the standard OBD pins, which any ELM327 v1.5+ adapter reaches. 4 need a make-specific pin-switching cable that Motortune doesn’t support yet.
Other RAM models: 1500 DS/DX/DT · 2500 DJ/DR · 3500 D2/DD/DR · 4500 DP · 5500 DF · ProMaster VF · ProMaster VF · ProMaster City VM
750 — frequently asked
Does Motortune work with the RAM 750?
Yes. The RAM 750 is in Motortune’s catalog with 6 control units, 2 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 RAM 750?
Plug an ELM327 / OBD-II adapter into the 750’s diagnostic socket, switch the ignition on, and connect from Motortune on your iPhone. It walks every control unit it can reach — engine, gearbox 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.
Which service functions does Motortune run on the 750?
Adaptations & resets, Calibrations — 2 guided routines across this model’s control units. The app confirms each unit’s software version before offering one, so what you see on your car can be a subset. Part of Pro.
What adapter do I need for the 750?
2 of 6 control units — including the engine — sit on the standard OBD pins, which any ELM327 v1.5+ adapter reaches. 4 need a make-specific pin-switching cable that Motortune doesn’t support yet.
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 750
$18.99 one-time
- 7service functions
- 46actuator 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.