130 Troubleshooting by failure code Failure code [DK58KB] Governor stroke sensor error (Hot short circuit)
SEN05474-00
Failure code [DK58KB] Governor stroke sensor error (Hot short circuit) 1 User code
Failure code
E535
DK58KB
Contents of trouble Action of controller Problem that appears on machine Related information
Trouble
Governor stroke sensor error (Hot short circuit)
• Signal voltage from governor stroke sensor changed to 4.7 V or above. • Even if trouble disappears, system does not reset itself until starting switch is turned OFF. • Stops fuel control motor. (Stops motor power supply relay, motor drive relay (+), and motor drive relay (-).) • Engine speed cannot be controlled with fuel control dial. • Failure code recurrence method: Turn starting switch to ON position. Cause
Standard value in normal state/Remarks on troubleshooting a Be ready with starting switch OFF, then perform troubleshooting without turning starting switch ON.
1
Possible causes and standard value in normal state
Defective governor stroke sensor (Internal failure)
Hot short circuit of wiring 2 harness (Contact with 12 V circuit)
D6 (male)
Resistance
Between (1) – (3)
4.0 – 0.6 kz
Between (2) – (1)
0.25 – 5.0 kz
Between (2) – (3)
0.25 – 5.0 kz
a Be ready with starting switch OFF, then turn starting switch to ON position and perform troubleshooting. Between ground and wiring harness D1 (female) (9) and D6 (female) (1)
Voltage Max. 5.3 V
Between ground and wiring harness D1 (female) (12) and D6 (female) (2)
Voltage Max. 4.7 V
a Be ready with starting switch OFF, then turn starting switch to ON position and perform troubleshooting. Defective attachment switch 3 controller D1 Voltage Between (9) – (52)
4.7 – 5.3 V
Related circuit diagram
40-130
22
PC45MR-3,PC55MR-3