Taylor-Dunn B0-T48-48 Taylor Truck T48 Operation Manual page 119

Test 6. ACCELERATOR MODULE FAULT
Disconnect the truck harness from the accelerator module. Connect the plug on the short end of
the 75-089-00 test harness to the accelerator module. Connect the receptacle on the short end of
the test harness to the vehicles control harness. The long end of the harness will be used for
testing. Refer to the illustration below.
This testing cannot be completed without the 75-089-00 test harness.
Unless specified otherwise, all references to a pin # is referring the connector on the long end of
the test harness. Refer to the illustration for the pin locations in the connector. The pin numbers
are cast into the connector as shown in the illustration.
PLUG THIS END
INTO THE HARNESS
PLUG THIS END
INTO THE MODULE
All tests in this section (6) with the Key switch in the ON position.
Accelerator pedal depressed meas to depress the accelerator pedal fully (full speed).
Accelerator pedal released means to completely release the accelerator pedal (off).
TEST 6.1:
Accelerator pedal released.
Test the voltage from pin #9 to battery positive.
If the voltage equals battery volts ,then skip ahead
to test #6.2.
If the voltage does not equal battery volts, then
check the wire from pin #9 to the battery voltage
negative circuit breaker.
Stop trouble shooting here and repair the problem.
When the repair is completed, completely retest the
vehicle before lowering the drive wheels to the
ground.
Electrical Troubleshooting
Section 4 Page 17
The Accelerator Module
Test harness
3
6
9
USE THIS END
FOR TESTING
1
4
7