Wacker Neuson WL34 - Page 322

12-4 SHB WL34 * 2.0
12 Malfunctions
Error code lists
190 Engine speed 8 Abnormal frequency
Sensor 1: engine speed over 4000 rpm
Sensor 2: engine speed over 4000 rpm
- Engine stop
- Engine emergency stop
- Suppression of necessary regeneration
558 Accelerator pedal 1 idling switch 3 Voltage too high Above setting -
558 Accelerator pedal 1 idling switch 4 Voltage too low Below setting -
638 Fuel injection 6 Current over normal range or short circuit Over 5 A
- Engine stop
- Engine emergency stop
- Suppression of necessary regeneration
639 CAN data bus 14 Message TSC1 incorrect TSC1 error - Crawling speed
723 Engine speed 1 3 Voltage too high
Sensor 1: correct
Sensor 2: engine speed less than 100 rpm
- Crawling speed
723 Engine speed 2 4 Voltage too low
Sensor 1: correct
Sensor 2: engine speed over 4000 rpm
- Crawling speed
723 Engine speed 2 8 Abnormal frequency
Sensor 1: engine speed less than 100 rpm
Sensor 2: engine speed over 4000 rpm
- Engine stop
- Engine emergency stop
- Suppression of necessary regeneration
723 Engine speed 1 10 Abnormal modification rate of engine speed
Engine speed sensor 2: difference is less
than 20 rpm
- Crawling speed
733 Crankshaft sensor 3 Voltage too high Over 4.5 V
- Engine stop
- Engine emergency stop
- Suppression of necessary regeneration
733 Crankshaft sensor 4 Voltage too low Under 0.5 V
- Engine stop
- Engine emergency stop
- Suppression of necessary regeneration
1485 ECM main relay 7 Mechanism does not react
Relay cannot switch as long as ignition key
is in 0 position.
- Limited engine speed and torque
- Engine start-up not possible
- ECU cannot be deactivated
2840 Engine control unit 11 Internal error - -
2840 Engine control unit 12 Internal error -
- Engine stop
- Engine emergency stop
- Suppression of necessary regeneration
2840 Engine control unit 13 Internal error -
- Engine stop
- Engine emergency stop
- Suppression of necessary regeneration
2970 Accelerator pedal 2 idling switch 3 Voltage too high Above setting -
2970 Accelerator pedal 2 idling switch 4 Voltage too low Below setting -
3241 Exhaust-gas treatment temperature sensor 1 1 Valid data, but below the normal range Below 50 °C and below the setting
- Limited engine speed and torque
- Suppression of necessary regeneration
3241 Exhaust-gas treatment temperature sensor 1 3 Voltage too high Below setting and below 0.05 V
- Limited engine speed and torque
- Suppression of necessary regeneration
3241 Exhaust-gas treatment temperature sensor 1 4 Voltage too low Over 999 °C and over 5 V
- Limited engine speed and torque
- Suppression of necessary regeneration
- Incorrect soot load estimate
Error code
Error setting condition
(detection threshold)
Reaction MotorSPN (component) FMI (error type)
SPN SPN text FMI FMI text