Gen 4 Prius Technical Discussion

Here you can discuss the technical ins and outs of the 4th generation 2016 Prius and related hybrid components.

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  1. Sticky Threads
  2. padroo
    Sticky

    Gen 4 12 Volt battery.

    padroo, Feb 13, 2018 ... 9 10 11
    Replies:
    200
    Views:
    163,070
    TinyTim
    TinyTim
    Jan 19, 2026
  3. Tideland Prius
    Sticky

    More Details on Active Grille Shutters (Video)

    Tideland Prius, Oct 26, 2017 ... 2 3
    Replies:
    44
    Views:
    62,812
    Juan Figueroa
    Juan Figueroa
    Oct 9, 2023
  4. Kablooie
    Sticky

    Some technical info about Toyota's Safety Sense systems.

    Kablooie, Jan 4, 2017 ... 2
    Replies:
    25
    Views:
    47,242
    RCO
    RCO
    Apr 13, 2018
  5. Normal Threads
  6. PAW

    How to add a light which turns on with DRL or headlights?

    PAW, Jan 16, 2026
    Replies:
    6
    Views:
    850
    Priipriii
    Priipriii
    Mar 14, 2026 at 7:21 PM
  7. Purrius

    2017 - Fuel Tank(?) Sloshing Sound

    Purrius, Jan 23, 2026
    Replies:
    11
    Views:
    853
    Purrius
    Purrius
    Mar 2, 2026
  8. PAW

    Multi-Switch 84010-47490

    PAW, Feb 18, 2026
    Replies:
    2
    Views:
    398
    PAW
    PAW
    Feb 27, 2026
  9. Nash700

    18 Prius popping sound from rear of engine

    Nash700, Jan 18, 2026
    Replies:
    0
    Views:
    307
    Nash700
    Nash700
    Jan 18, 2026
  10. Jacob156

    Exhaust Noise

    Jacob156, Jan 14, 2026
    Replies:
    1
    Views:
    428
    sclevine
    sclevine
    Jan 15, 2026
  11. mpg1

    Gurgling exhaust noise

    mpg1, Jan 15, 2026
    Replies:
    1
    Views:
    417
    rjparker
    rjparker
    Jan 15, 2026
  12. MrFixer

    Underhood +12V for DRL's

    MrFixer, Oct 13, 2025
    Replies:
    6
    Views:
    1,159
    PAW
    PAW
    Jan 14, 2026
  13. wrendog

    Prius suddenly dies after head gasket job

    wrendog, Jan 7, 2026
    Replies:
    3
    Views:
    655
    Brian1954
    Brian1954
    Jan 7, 2026
  14. Yrps

    Multiple error codes

    Yrps, Jan 6, 2026
    Replies:
    0
    Views:
    485
    Yrps
    Yrps
    Jan 6, 2026
  15. rlecastro7

    Caliper bracket torque?

    rlecastro7, Mar 21, 2022
    Replies:
    8
    Views:
    11,199
    Robert21PrimeLTD
    Robert21PrimeLTD
    Dec 24, 2025
  16. CaramelNectar2017

    Prius Scraping on Ground, which Splash Guards Need Replacing?

    CaramelNectar2017, Dec 22, 2025
    Replies:
    3
    Views:
    655
    BiomedO1
    BiomedO1
    Dec 23, 2025
  17. ticedoff8

    Is one of my TPS sensors failing... Or something else?

    ticedoff8, Nov 20, 2025
    Replies:
    9
    Views:
    1,258
    amos
    amos
    Dec 12, 2025
  18. docsam

    inverter converter in 2017

    docsam, Oct 10, 2025
    Replies:
    7
    Views:
    1,577
    douglasjre
    douglasjre
    Nov 30, 2025
  19. MrFixer

    Any downsides to using AGM 12V battery?

    MrFixer, Aug 22, 2025
    Replies:
    5
    Views:
    1,683
    Misterman74
    Misterman74
    Nov 28, 2025
  20. ticedoff8

    Can I change the Speedometer Correct Factor?

    ticedoff8, Jul 26, 2025
    Replies:
    8
    Views:
    2,175
    Priipriii
    Priipriii
    Nov 28, 2025
  21. pnw_jk

    Prius Differential vs Transmission?

    pnw_jk, Feb 22, 2022 ... 2
    Replies:
    29
    Views:
    13,241
    Misterman74
    Misterman74
    Nov 27, 2025
  22. Ivan92

    Gen4 2016 187.000km ticking noise on cold/idle

    Ivan92, Nov 20, 2025
    Replies:
    5
    Views:
    901
    Ivan92
    Ivan92
    Nov 23, 2025
  23. cbracer

    clunk sound in rear shock ?

    cbracer, Oct 17, 2025
    Replies:
    3
    Views:
    1,224
    cbracer
    cbracer
    Oct 17, 2025
  24. andywhy

    Hybrid battery temperature and fan speed (Hybrid Assistant)

    andywhy, Jun 21, 2024 ... 2 3
    Replies:
    40
    Views:
    10,270
    ESh
    ESh
    Oct 9, 2025
  25. Yorkiesx1

    How to set gasoline price on 2018 Prius

    Yorkiesx1, May 17, 2019
    Replies:
    4
    Views:
    5,178
    Jason Heeres
    Jason Heeres
    Sep 17, 2025
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