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305 Troubleshooting by failure code, Part 5
Failure code [DY20MA] Wiper Parking Abnormality
40-305
42
PC200, 200LC, 220, 220LC-8M0
SEN06137-00
Failure code [DY20MA] Wiper Parking Abnormality
Action
level
Failure code
Failure
Wiper Parking Abnormality
(Pump controller system)
–
DY20MA
Detail of failure
q
When windshield wiper rests, P signal for rest area is not input.
Action of con-
troller
q
Stops output for resting to wiper motor.
q
If cause of failure disappears, machine becomes normal by itself.
Problem on
machine
q
Wiper motor does not rest.
Related infor-
mation
q
Condition of P contact signal of wiper resting area can be checked with monitoring function.
(Code: 02204 Switch input 5)
q
As T-adapter for pump controller connector is "socket-type box", operating voltage cannot be mea-
sured at pump controller connector.
q
Method of reproducing failure code: Turn starting switch to ON position and set wiper switch from
INT/ON to OFF.
Cause
Procedure, measuring location, criteria and remarks
1
Defective wiper motor
(Internal open circuit)
1. Turn starting switch to OFF position.
2. Disconnect connector M05 and connect T-adapters to female side.
Between M05 (female)
(4) and (5)
Wiper position: rest area Resistance
Max. 1
z
Wiper position: working
area
Resistance
Min. 1 M
z
Between M05 (female)
(1) and (3)
Wiper position: whole
range
Resistance
Max. 20
z
2
Open or short circuit in wiring har-
ness
1. Turn starting switch to OFF position.
2. Disconnect connectors C01 and C02 and connect T-adapters to each
female side.
Between C01 (female)
(75) and ground
Wiper position: rest area Resistance
Max. 1
z
Wiper position: working
area
Resistance
Min. 1 M
z
Between C02 (female)
(114) and (119)
Wiper position: whole
range
Resistance
Max. 20
z
3
Open circuit in wiring harness
(wire breakage or defective con-
tact of connector)
a
If no failure is found by check on cause 2, this check is not required.
1. Turn starting switch to OFF position.
2. Disconnect connectors C01, C02, and M05.
3. Connect T-adapters to female sides of connector C01 and C02 and to male
side of M05.
Between C01 (female) (75) and M05 (male) (4)
Resistance
Max. 1
z
Between M05 (male) (5) and ground (T05)
Resistance
Max. 1
z
Between C02 (female) (114) and M05 (male) (1)
Resistance
Max. 1
z
Between C02 (female) (119) and M05 (male) (3)
Resistance
Max. 1
z
4 Defective pump controller
If no failure is found by above checks, pump controller is defective. (Since this
is an internal defect, troubleshooting cannot be performed.)
Summary of Contents for PC200-8M0
Page 2: ......
Page 15: ...SEN06111 03 PC200 200LC 220 220LC 8M0 00 100 13 100 Index Table of contents...
Page 87: ...SEN06117 00 PC200 200LC 220 220LC 8M0 10 200 3 200 Power train Power train...
Page 102: ...SEN06118 00 10 300 4 PC200 200LC 220 220LC 8M0 300 Undercarriage and frame Idler Idler 1...
Page 109: ...SEN06118 00 PC200 200LC 220 220LC 8M0 10 300 11 300 Undercarriage and frame Track shoe...
Page 141: ...SEN06119 00 PC200 200LC 220 220LC 8M0 10 401 29 401 Hydraulic system Part 1 Pilot oil filter...
Page 146: ...SEN06120 00 10 402 4 PC200 200LC 220 220LC 8M0 402 Hydraulic system Part 2 Control valve...
Page 148: ...SEN06120 00 10 402 6 PC200 200LC 220 220LC 8M0 402 Hydraulic system Part 2 Control valve...
Page 150: ...SEN06120 00 10 402 8 PC200 200LC 220 220LC 8M0 402 Hydraulic system Part 2 Control valve...
Page 152: ...SEN06120 00 10 402 10 PC200 200LC 220 220LC 8M0 402 Hydraulic system Part 2 Control valve...
Page 201: ...SEN06121 00 PC200 200LC 220 220LC 8M0 10 403 3 403 Hydraulic system Part 3 Swing motor...
Page 204: ...SEN06121 00 10 403 6 PC200 200LC 220 220LC 8M0 403 Hydraulic system Part 3 Swing motor...
Page 211: ...SEN06121 00 PC200 200LC 220 220LC 8M0 10 403 13 403 Hydraulic system Part 3 Travel motor...
Page 221: ...SEN06121 00 PC200 200LC 220 220LC 8M0 10 403 23 403 Hydraulic system Part 3 PPC valve...
Page 237: ...SEN06121 00 PC200 200LC 220 220LC 8M0 10 403 39 403 Hydraulic system Part 3 PPC valve...
Page 271: ...SEN06123 00 PC200 200LC 220 220LC 8M0 10 600 5 600 Electrical system Engine control...
Page 305: ...SEN06123 00 PC200 200LC 220 220LC 8M0 10 600 39 600 Electrical system Machine monitor system...
Page 325: ...SEN06123 00 PC200 200LC 220 220LC 8M0 10 600 59 600 Electrical system Sensor...
Page 329: ...SEN06123 00 PC200 200LC 220 220LC 8M0 10 600 63 600 Electrical system KOMTRAX system...
Page 623: ...SEN06134 00 PC200 200LC 220 220LC 8M0 40 302 3 302 Troubleshooting by failure code Part 2...
Page 679: ...SEN06135 00 PC200 200LC 220 220LC 8M0 40 303 3 303 Troubleshooting by failure code Part 3...
Page 727: ...SEN06136 00 PC200 200LC 220 220LC 8M0 40 304 3 304 Troubleshooting by failure code Part 4...
Page 775: ...SEN06137 00 PC200 200LC 220 220LC 8M0 40 305 3 305 Troubleshooting by failure code Part 5...
Page 825: ...SEN06138 00 PC200 200LC 220 220LC 8M0 40 400 3 400 Troubleshooting of electrical system E mode...
Page 1177: ...SEN06151 00 PC200 200LC 220 220LC 8M0 80 100 19 100 Air conditioner Sensor...