Hatz Diesel 4H50TIC, Workshop Manual

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4
3 - 4H50 / 05.2016
Blink code
SHORT - LONG
1.1
Error source: Error in the monitoring, display and control elements area
Possible error:
Indicators or cabling ĚĞĨĞĐƟǀĞ͖
power supply from control unit ŝŶƐƵĸĐŝĞŶƚ
other error, not ƐƉĞĐŝĮĞĚ in more detail
Remedies:
Check ĨƵŶĐƟŽŶ and cabling of the ŝŶĚŝĐĂƚŽƌƐ͖
check power supply to the control ƵŶŝƚ͖
otherwise HATZ ^ĞƌǀŝĐĞ must perform ƚƌŽƵďůĞƐŚŽŽƟŶŐ
1.2
Error r o r r E : e c r u o s in the speed sensor area
Possible t f a h s k n a r C : r o r r e or ĐĂŵƐŚĂŌ sensor cabling faulty
k c e h C : s e i d e m e R cabling
1.3
Error r o r r E : e c r u o s in the air supply area
Possible error:
Air ĮůƚĞƌ soiled
charge air ĂŌĞƌ charge air cooler impermissibly high
cabling charge air sensor, intake underpressure sensor faulty
Remedies:
^ĞƌǀŝĐĞ air ĮůƚĞƌ
clean charge air cooler
check cabling
1.4 Error r o r r E : e c r u o s in the exhaust return area
Possible error:
Cabling AGR sensor faulty
AGR ĐŽŽůĞƌͬǀĂůǀĞ clogged with deposits
Remedies:
Check cabling
Clean AGR ĐŽŽůĞƌͬǀĂůǀĞ
2.1
Error r o r r E : e c r u o s in the fuel low pressure system area
Possible error:
Water in ĨƵĞů͖
fuel pressure too low
fuel temperature too ŚŝŐŚ͖
cabling ĐŽŶǀĞLJŽƌ pump or sensor faulty
Remedies:
Drain water at fuel pre- ĮůƚĞƌ͖
check tank contents, Įůů͖ or replace clogged fuel ĮůƚĞƌ͖
ensure ƐƵĸĐŝĞŶƚ cooling of the ĨƵĞů͖
check cabling
2.2
Error r o r r E : e c r u o s in the fuel high pressure system area
Possible error:
Cabling of the sensor system (injectors, rail pressure sensor, pressure control ǀĂůǀĞ͕
high pressure pump) faulty.
k c e h C : s e i d e m e R cabling
2.3
Error r o r r E : e c r u o s in oil temperature pressure area
Possible error:
Oil pressure too high/low
oil temperature impermissibly high
sensor cabling faulty
Remedies:
Check oil ůĞǀĞů͕ if necessary ƌĞĮůů oil
use oil with appropriate ǀŝƐĐŽƐŝƚLJ class
check water hose oil cooler. (hose kinked) +possibly clean radiator
check ĐĂďůŝŶŐ͖
3.1
Error r o r r E : e c r u o s in the ŇƵŝĚ cooling area
Possible error:
Coolant ůĞǀĞů impermissibly low
coolant temperature impermissibly ŚŝŐŚ͖
cabling, coolant temperature sensor ĨĂƵůƚLJ͖
Sensor faulty
Remedies:
ZĞĮůů coolant
clean ƌĂĚŝĂƚŽƌ͖
check ĐĂďůŝŶŐ͖
replace sensor
3.2
Error r o r r E : e c r u o s in the pre glow system area
Possible error:
Cabling of the glow plugs ĨĂƵůƚLJ͖
one or ƐĞǀĞƌĂů glow plugs faulty
glow plug control unit "GCU" faulty.
Remedies:
Check cabling
check ĨƵŶĐƟŽŶ of the glow ƉůƵŐƐ͖