Ninja 400 Complaints, Issues And Problems | Ninja 400 Riders Forum

2021 Ninja 400 topping out at 61mph

2

25

529

by Rich T

Ninja 400 not getting any tension on clutch cable after replacing friction and steel plates.

8

237

Oxygen sensor replacement

6

2K

Rear Seat, Key Won't Work

9

643

by Pmack

Milky white substance

16

2K

2018 Ninja 400 63000 km Loss Power during drive

2

20

975

T

9

537

by xorbe

Code 21

3

341

19 z400 error code 25 Gear indicator flashing

1

225

shift shaft bolt snapped need help

13

483

Strange Pipe on next to the foot stand

17

774

Front axle issue

16

2K

Battery isn’t charging

5

425

by [email protected]

important information about ninja 400 clutch

2

693

Vibration sound around 5k RPM +/- 500 rpm

9

568

by [email protected]

Chain jumping in first gear on the stand at idle

10

518

by Ninja400_Rider

Clutch slipping between 5th and 6th

15

817

by Csper

Grating vibration after chain adjustment

2 3

44

5K

by [email protected]

Bike gets stuck in neutral

19

997

by wookiee_goldberg

Troubleshooting a Starting Issue (not the Battery)

4 5 6

110

8K

Issue with removing rider's seat

2

30

1K

OEM starter for 21 400

6

450

Ninja 400 clutch plate

0

346

New bike white smoke from front

12

1K

by Baxter

Weird noise coming from the front of my Ninja400

5

689

by Baxter

Jump forward on startup

8

584

by Ninjanut4000

Rev bombed on freeway now bike won’t accelerate

2

35

2K

What's wrong with my bike?

2

506

Head shake

2 3

42

12K

Need a New Rear Brake Pedal. Any Advice?

8

847

Bike self steering

11

2K

by falcn

Wheel speed sensor recall

13

5K

by RC65

Ninja 400 Weird Stalling Issues

13

1K

by TREKsportMK3

Clutch cable/lever not "returning" - sticking, and leaves cable slack

0

421

O2 sensor error codes after putting stock exhaust back on (33 & 67)

4

561