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Autel MK808S vs Autel MX900 for Nissan Altima (2019+)

On the 2019+ Nissan Altima, Autel MaxiCOM MK808S is verified for 5 jobs and Autel MaxiCheck MX900 for 5. Both are verified for epb service / reset, tpms relearn, steering angle calibration, battery registration (bms), throttle / idle relearn.

From maker coverage lists only. "Unknown" means not yet verified, not unsupported.

Job	Autel MaxiCOM MK808S	Autel MaxiCheck MX900
EPB service / reset	✓ Supported “Start brake pad replacement / Finish brake pad replacement” · Above Nissan_V4.30	✓ Supported “Finish brake pad replacement; Start brake pad replacement” · Above Nissan_V4.30
ABS bleed	? Unknown	? Unknown
Injector coding	? Unknown	? Unknown
FCA Secure Gateway access	? Unknown	? Unknown
TPMS relearn	✓ Supported “ID registration (Air pressure monitor)” · Above Nissan_V4.30	✓ Supported “ID registration” · Above Nissan_V4.30
Steering angle calibration	✓ Supported “Steering angle sensor adjustment” · Above Nissan_V4.30	✓ Supported “Steering angle sensor adjustment; Steering Angle Sensor (SAS) adjustment” · Above Nissan_V4.30
Battery registration (BMS)	◐ Partial “Main battery type configuration” · Above Nissan_V4.30	◐ Partial “Main battery type configuration” · Above Nissan_V4.30
Throttle / idle relearn	✓ Supported “Closed throttle position learning; Idle air volume learning” · Above Nissan_V4.30	✓ Supported “(Plant) idle A/VOL learning; Closed throttle position learning; Idle air volume learning” · Above Nissan_V4.30

Bottom line from the data

At cited prices, Autel MaxiCOM MK808S costs $80 less (Autel MaxiCOM MK808S: $479, Autel MaxiCheck MX900: $559, checked 2026-10-16). Across every vehicle we track, Autel MaxiCOM MK808S has 183 verified results on 43 vehicles and Autel MaxiCheck MX900 has 182 on 43. Partial entries on this vehicle: Autel MaxiCOM MK808S 1, Autel MaxiCheck MX900 1.

How each maker names the shared functions

EPB Reset: Autel MaxiCOM MK808S calls it “Start brake pad replacement / Finish brake pad replacement”, Autel MaxiCheck MX900 “Finish brake pad replacement; Start brake pad replacement”
TPMS Relearn: Autel MaxiCOM MK808S calls it “ID registration (Air pressure monitor)”, Autel MaxiCheck MX900 “ID registration”
Steering Angle Calibration: Autel MaxiCOM MK808S calls it “Steering angle sensor adjustment”, Autel MaxiCheck MX900 “Steering angle sensor adjustment; Steering Angle Sensor (SAS) adjustment”
Battery Registration: Autel MaxiCOM MK808S calls it “Main battery type configuration”, Autel MaxiCheck MX900 “Main battery type configuration”
Throttle Relearn: Autel MaxiCOM MK808S calls it “Closed throttle position learning; Idle air volume learning”, Autel MaxiCheck MX900 “(Plant) idle A/VOL learning; Closed throttle position learning; Idle air volume learning”

Autel MaxiCOM MK808S full coverage · Autel MaxiCheck MX900 full coverage · All tools for the 2019+ Nissan Altima

Other head-to-heads on the 2019+ Nissan Altima

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