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Old 26th March 2020, 07:19 AM
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johnny_quattro johnny_quattro is offline
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Join Date: Sep 2012
Location: Wallington, Surrey
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Clipped the following from the documentation listed here on the site:

Fault code 17105 / P0721
Display on -VAS 5051-
17105 / P0721
Gearbox output speed sender -
G195-
Implausible signal
Possible cause of fault
How to rectify fault

♦ Open circuit or short to earth or – Read measured value block
positive in wiring to component
001: With hydraulic control
“Type E17” ⇒ page 98 , with
hydraulic control “Type E18/2”
⇒ page 112
– Check wiring and connector ac‐
cording to current flow diagram.
Also check connector for con‐
tact corrosion or moisture

♦ Gearbox output speed sender - – Perform electrical check, test
G195- defective
step No. 19 ⇒ page 136

♦ Screening for gearbox output
speed sender -G195- defective

♦ Engine speed signal or gearbox – Rectify fault as described for
speed signal incorrect
fault code 17100 / P0716
⇒ page 41

♦ ATF level not OK
– Check ATF level ⇒ Automatic
gearbox 01V, front-wheel drive
and four-wheel drive; Rep. Gr.
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