Failure Code [Da29Kq] Model Selection Abnormality - Komatsu PC200-8M0 Shop Manual

SEN06135-00

Failure code [DA29KQ] Model Selection Abnormality

Action
Failure code
level
L01 DA29KQ
q
Detail of failure Model code of input signal is not registered in controller.
q
Controls machine, taking it that machine is default model (PC200).
Action of con-
q
Even if cause of failure disappears, machine does not become normal until starting switch is turned
troller
Problem on
q
Because pump controller recognizes machine as "PC200", no particular problem occurs.
machine
q
Model code input to pump controller can be checked by using monitoring function.
(Code: 00200 Controller model code)
Related infor-
q
Input of model selection signal can be checked with monitoring function.
mation
(Code: 02201 Switch Input 2)
q
Method of reproducing failure code: Turn starting switch to ON position.
q
PC200-8M0, PC200LC-8M0
Cause
Defective model selection connec-
1 tor
(internal open or short circuit)
2 Open circuit in wiring harness
3 Short circuit in wiring harness
Ground fault in wiring harness
4
(contact with ground circuit)
5 Defective pump controller
18
40-303
Model Selection Abnormality
Failure
(Pump controller system)
Procedure, measuring location, criteria and remarks
1. Turn starting switch to OFF position.
2. Disconnect connector S30 and connect T-adapters to female side.
Between S30 (female) (1) and (2)
Between S30 (female) (1) and (3)
Between S30 (female) (2) and (3)
Between S30 (female) (3) and (4)
Between S30 (female) (4) and (7)
Between S30 (female) (7) and (8)
Between S30 (female) (3) and (8)
1. Turn starting switch to OFF position.
2. Disconnect connector C01 and connect T-adapters to female side.
Between C01 (female) (77) and ground
1. Turn starting switch to OFF position.
2. Disconnect connector C01 and connect T-adapters to female side.
Between C01 (female) (21) and C01 (female) (77)
Between C01 (female) (39) and C01 (77)
Between C01 (female) (40) and C01 (77)
Between C01 (female) (58) and C01 (77)
1. Turn starting switch to OFF position.
2. Disconnect connector C01 and connect T-adapters to female side.
Between C01 (female) (21) and ground
Between C01 (female) (40) and ground
Between C01 (female) (58) and ground
Between C01 (female) (39) and ground
If no failure is found by above checks, pump controller is defective. (Since this
is an internal defect, troubleshooting cannot be performed.)
303 Troubleshooting by failure code, Part 3
Failure code [DA29KQ] Model Selection Abnormality
PC200, 200LC, 220, 220LC-8M0
Resistance Min. 1 Mz
Resistance Min. 1 Mz
Resistance Min. 1 Mz
Resistance Min. 1 Mz
Resistance Min. 1 Mz
Resistance Min. 1 Mz
Max. 1 z
Resistance
Max. 1 z
Resistance
Resistance Min. 1 Mz
Resistance Min. 1 Mz
Resistance Min. 1 Mz
Resistance Min. 1 Mz
Resistance Min. 1 Mz
Resistance Min. 1 Mz
Resistance Min. 1 Mz
Resistance Min. 1 Mz