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6-53
8. MALFUNCTION OF NEGATIVE 1 PRESSURE SENSOR (SERIAL NO. : -#0610)
Fault code : HCESPN 123, FMI 0~4
Before carrying out below procedure, check all the related connectors are properly inserted.
INSPECTION PROCEDURE
侍
1)
Wiring diagram
CN-52
33
MCU
CN-51
3
13
CD-70
NEGATIVE 1 PRESSURE SENSOR
SUPPLY
SIG
RETURN
A
B
C
CN-1
4
6
1
300L6MS11
余
Cause
Remedy
Defective MCU
Short circuit or
poor connection
between CN-52-
(33)-CN-1(1)
Detective N1
pressure sensor
Short circuit or
poor connection
between CN-1(1)-
CD-70(B)
Short circuit or
poor connection
between
CD-70(A)-CN-1(4)
or CD-70(C)-CN-1
(6)
Short circuit or
poor connection
between CN-1(4)-
CN-51(3) or CN-1
(6) - CN-51(13)
Replace
Replace or repair
Replace or repair
Replace or repair
Replace or repair
Replace or repair
Check voltage
between CN-52
(33) - GND
YES
YES
YES
NO
NO
NO
SPEC :
Starting switch ON :
24
佳
2V
SPEC :
Starting switch ON :
24
佳
2V
Check voltage
between
CN-1(4)-(6)
Check voltage
between
CN-1(1)-GND
Check voltage
between
CD-70(A)-(C)
YES
NO
SPEC :
Actuator operating: 1~5V
See TEST 12
SPEC :
Actuator operating: 1~5V
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...