Malfunctions in driving mode
7.4 Troubleshooting
Operating Instructions GMK5250L 3 302 633 en 7 - 19
27.09.2017
7.4.2 Faults on the Adblue (DEF) system
Malfunction Cause Remedy
– Lights up
–Flashes
Adblue (DEF) level in tank at
reserve level
Adblue (DEF) tank empty
Refill Adblue (DEF) tank;
à p. 4 - 9
– Light up
– Adblue (DEF) tank sensor
faulty
– Error in the Adblue (DEF)
dosing unit
– Adblue (DEF) lines blocked
– Temperature sensor faulty
– Cable break in Adblue (DEF)
system
– Exhaust gas sensor faulty
Have the exhaust system
checked by
Manitowoc
Crane Care
, an authorised
GROVE retailer or an
authorised specialised
repair shop.