Komatsu 530M Operation & Maintenance Manual page 83

Operation - Section 3
Page 3-40
6. Screen i7, Back Light Off
This i7 screen shows the back light of MOM turned
off and nothing indicated. Use this screen at night
when the lighted display is too glaring. When in i3
or i4, by touching "LIGHT OFF" the display will
switch to i7. If any area of the i7 screen is touched
the display will return to i2, i3, or i4 depending on
the condition of the truck. If a fault is detected
while in the i7 screen, the display will automatically
return to the i6 screen with the back light on.
Transmission Response With Fault Codes
When the transmission controller detects any of the
severe fault that are listed below while the engine is
running, the transmission will shift to the neutral gear
position.
Fault
Description
Code
b001 Battery Voltage Low
Solenoid Voltage
b002
Failure
b004 ROM Sum Check Fault
Clutch Engagement
b005
Double
b006 T/M Cut Relay Failure
Clutch Failure
b02_
_: 2, 3, 9
Clutch ECMV Failure 1
b03_
_ : 2 to 6, 8, 9
Clutch ECMV Failure 2
b04_
_ : 2 to 6, 8, 9
Clutch Solenoid
b07_ Failed High
_ : 2 to 6, 8, 9
Remarks
- 2 : High Clutch
- 3 : Low Clutch
- 4 : 1st Clutch
- 5 : 2nd Clutch
- 6 : 3rd Clutch
- 8 : Reverse Clutch
- 9 : Intermediate
Clutch
Electronic Displays and Messages
With one of the previously listed failure codes the
transmission will fail to "Neutral", in order to move the
truck the following procedure should be followed.
1. Bring the truck to a stop in a safe location. Apply
the parking brake and move the range selector
lever to the neutral position.
2. Next move the range selector to either Drive,
5th, 4th, 3rd, Low or Reverse. The transmission
will then shift to F1 or F2 when either of the
forward positions was selected, Drive, 5th, 4th,
3rd, Low or Reverse when the R position was
attained.
3. The selection of F1 or F2 will be dependant on
the type of fault.
If the transmission controller detects any of the
following severe fault codes with the engine
running, the transmission will remain in the gear
that it was in at the time of the fault code. When
the range selector is moved to the "N" position
the transmission will shift to the "N" range also.
Fault
Description
Code
Speed
b01_ Signal Lost
_ - : 0 : Engine
_ ; 0, 1, 2, 3
_ - : 1 : T/M input
Speed
_ - : 2 : T/M intermediate shaft
Sensor
_ - : 3 : T/M output
b06_
Failure
_ : 0, 1, 2, 3
_ - : 1 : Lock up
_ - : 2 : High
_ - : 3 : Low
Clutch
_ - : 4 : 1st
b05_ ECMV
_ - : 5 : 2nd
Failure 3
_ - : 6 : 3rd
_ - : 8 : Reverse
_ - : 9 : Intermediate
If the truck needs to be moved with one of these fault
codes present, the following procedure is suggested:
1. Bring the truck to a stop in a safe location. Apply
the parking brake and move the range selector
to the neutral position.
2. Next move the range selector to either Drive,
5th, 4th, 3rd, Low or Reverse.
The transmission will then shift to F1, F2, or F3
when either of the forward positions was se-
lected, Drive, 5th, 4th, 3rd, Low or Reverse
when the R position was attained.
3. The selection of F1, F2, or F3 will be dependent
on the type of fault.
OM3006.4 04/98
Remarks