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Komatsu SAA6D114E-3 - Page 233

Komatsu SAA6D114E-3
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40 Troubleshooting SEN00460-01
114E-3 Series
33
Circuit diagram related to engine Ne speed sensor
Possible
causes and
standard value
in normal state
Causes Standard value in normal state/Remarks on troubleshooting
10 Defective engine controller
a Prepare with starting switch OFF, then turn starting switch ON and
carry out troubleshooting.
J1 Voltage
Between (16) – (48) Power supply 4.75 – 5.25 V

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