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Symptom
Cause
Shift cable tension too high
Shift cables worn, dirty or damaged.
Wrong shift cables fitted
Cable routing has too many bends or
kinks.
Inner nylon cable liner has penetrated
into the twist shifter or the cable box.
Twist shifter rubs against shifter rubber
Twist shifter does not
rotate freely
Twist shifter degreased by weather
Hub cable broken and frayed
Gear transfer box is bent.
Changing between gears 8 and 14 is
not possible or only possible with
extreme force.
Hexagonal peg in the external gear
transfer box does not turn freely (due to
corrosion or bent)
Water has penetrated into the twist
shifter and has frozen
Twist shifter fails to rotate
Water has penetrated into the shifter
in subzero temperatures
cables and has frozen.
Water has penetrated into the cable
box and has frozen
Shift cable has come
away from the cable
...
clamp
Male bayonet connector
has come away from the
...
hub cable
Chain defective (stiff chain link).
Chain ratchets over the
Worn sprocket or chain
sprocket teeth
Inadequate tension by chain tensioner. Contact specialist dealer (correct chain length).
Chain tensioner is dry and is stiff when
turned.
Chain springs off the
Chain tensioner spring is defective
sprocket or chainring
Chain guide missing from front
chainring
Table 54: Error solution for limit stop
MY23I0a - 42_1.0_22.01.2024
Troubleshooting, fault clearance and repair
Remedy
1
Reduce the shift cable tension.
2
If the problem is not solved, contact your specialist dealer.
Contact specialist dealer (fit new shift cables).
Contact specialist dealer (separate to leave a small gap
between twist shifter rubber and the grip).
Contact specialist dealer (remove the twist shifter grip rubber,
clean and regrease it).
Contact specialist dealer.
Contact specialist dealer.
Contact specialist dealer (reset thread rod).
Contact specialist dealer.
Contact specialist dealer (remove the rubber grip. Clean,
regrease grip and replace the seal if necessary).
Contact specialist dealer (replace shift cables and plastic
liner).
Contact specialist dealer (open cable box, clean and apply a
little light grease to the pulley).
Contact specialist dealer (fit new shift cable).
Contact specialist dealer (fit new shift cable).
Contact specialist dealer (new chain).
Contact specialist dealer (new sprocket).
Grease the chain tensioner.
Contact specialist dealer (new chain tensioner).
Contact specialist dealer (fit chain guide).
259
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