6-69-6
4. AUTO DECEL SYSTEM DOES NOT WORK (SERIAL NO. : #0611-)
Fault code : HCESPN 105, FMI 0~4 (work pressure sensor)
HCESPN 108, FMI 0~4 (travel oil pressure sensor)
Before carrying out below procedure, check all the related connectors are properly inserted.
INSPECTION PROCEDURE
侍
1)
Wiring diagram
Cause
Remedy
Defective united
MCU
Defective travel
pressure sensor
Short circuit or poor
connection
between CN-51
(32)-CD-6 (A) and /
or CN-51 (31)-CD-
6 (C) (fault code
108 displayed)
Defective work
pressure sensor
Short circuit or poor
connection
between CN-51
(32)-CD-7 (A) and /
or CN-51 (31)-CD-
7 (C) (fault code
105 displayed)
Replace
Replace
Replace or repair
Replace
Replace or repair
CN-52
27
19
UNITED MCU
CN-51
32
31
CD-6
CD-7
TRAVEL PRESSURE SENSOR
WORK PRESSURE SENSOR
SUPPLY
SIG
RETURN
A
B
C
SUPPLY
SIG
RETURN
A
B
C
Check voltage
between CN-52
(27)-GND and
CN-52 (19)-GND
NO
NO
YES
140L6MS103
余
Check voltage
between CD-6
(A) and (C)
YES
NO
Check voltage
between CD-7
(A) and (C)
SPEC : 1~5V
Actuator operating
See TEST 7, 8
SPEC : 24
佳
2V
Starting switch ON
SPEC : 24
佳
2V
Starting switch ON
YES
NO
Summary of Contents for HX140L
Page 12: ...SECTION 1 GENERAL SECTION 1 GENERAL Group 1 Safety Hints 1 1 Group 2 Specifications 1 10...
Page 209: ...4 5 MEMORANDUM...
Page 694: ...8 68 125LCR8TM30 Turn casing 1 upside down and remove oil seal 3 using jig 29...
Page 734: ...8 108 Assemble plug 2 Plug NPT1 16 11 EA 17 21078TM68 21078TM69 21078TM70 21078TM71...
Page 756: ...8 130 Remove lock nut 22 and then boot 23 14 36078RL14 2507ARL10...