DR ALL-TERRAIN Service Manual Page 552

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16-76 ELECTRICAL SYSTEM
Actuator Control System
Push the switch to the 2WD position.
Controller Output Voltage (at 2WD/4WD Shift Switch ON,
2WD)
Standard:
0V
If the reading is not standard, check the 2WD/4WD shift
switch or actuator controller unit.
Check 6. Controller Unit Inspection
NOTE
Be sure the battery is fully charged.
Remove:
Seat (see Seat Removal in the Frame chapter)
Connect:
Controller Connector [A]
Hand Tester [B] (range: DC 10 V)
Test er ( +) Connector (O) Terminal [2]
Test er ( ) Connector (BK/Y) Terminal [10]
Install the needle adapters on the tester leads.
Special Tools - Hand Tester: 57001-1394
Needle Adapter Set: 57001-1457
Turn ON the ignition switch.
Measure the controller output voltage for the actuators.
Controller Output Voltage (to Actuators)
Standard:
4.8 ±0.2 V
If the reading is not standard, replace the actuator con-
troller unit.
Disconnect the speed sensor lead connector.
Connect:
Controller Connector [A]
Hand Tester [B] (range: DC 10 V)
Test er ( +) Connector (P) Terminal [5]
Test er ( ) Connector (BK/Y) Terminal [10]
Install the needle adapters on the tester leads.
Special Tools - Hand Tester: 57001-1394
Needle Adapter Set: 57001-1457
Turn ON the ignition switch.
Measure the controller output voltage for the speed sen-
sor.
Controller Output Voltage (to speed sensor)
Standard:
5 ±0.25 V
If the reading is not standard, replace the actuator con-
troller unit.
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