Engine Diagnostics, Full OBDII and 28 Reset Services in One Handheld
The CS90 reads and clears engine (ECM) codes, runs the full set of OBDII functions and performs 28 reset services, with live data recording and playback. Not every vehicle supports every reset function.
- Engine System Diagnostics
- 28 Reset Services
- 10-PID Recording
- AutoVIN
- 19 Languages
Key Features
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Engine System Diagnostics
Retrieves current, permanent and pending engine codes, turns off the warning light, and shows OBD II extended data such as fuel and emissions data plus manufacturer-specific engine parameters.
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28 Reset Services
Including oil lamp reset, EPB, battery service, DPF, SAS, TPMS, ABS bleeding, injector coding, throttle adaptation, EGR, AdBlue, NOx sensor, airbag reset, coolant bleeding, seat and window calibration, and IMMO key programming on supported models.
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Full OBDII Functions
Read current, pending and permanent codes, clear codes and turn off the Check Engine Light, view graphical live data and freeze frame data, check I/M readiness, run O2 sensor, on-board monitor and EVAP leak tests, and retrieve VIN, CINs and CVNs. A built-in DTC library includes cause analysis.
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Live Data Recording and Playback
Record up to 10 PIDs at once and play them back as text or graphs, with two independent graphs or four PIDs combined; the playback timeline can be scrolled and paused.
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Online Maintenance Resources
Operating skills, DTC help, an automotive technology handbook, repair cases and how-to videos.
Highlights

Engine Diagnostics with Auto VIN
The vehicle is identified from its VIN before the engine system scan.

All OBD2 Modes
Codes, live data, freeze frame, readiness, O2, monitor and EVAP tests, and vehicle information.

Data Record and Graphs
Recorded live data can be reviewed as combined or separate graphs.
More Specifications
| Touch panel | GT911 GFF |
|---|---|
| USB | Type-C (1 port) |
| TF card | Supports SDHC high-speed cards |
What’s in the Box
- 1รMUCAR CS90 host
- 1รManual
- 1รCharging cable
Updates & Support
Good to Know
Caution
- Not all vehicles support all reset functions; IMMO key programming, for example, works only on some models. Check your vehicle model and year before relying on a specific function.






































