Dodge RAM 1500 1998 Owner's Manual page 463

8F - 32 STARTING
STARTING (Continued)
Voltage
Number of Brushes
Drive Type
Free Running Test Voltage
Free Running Test Amperage
Draw
Free Running Test Minimum
Speed
Solenoid Closing Maximum
Voltage Required
* Cranking Amperage Draw
Test
* Test at operating temperature. Cold engine, tight (new) engine, or heavy oil will increase starter
SPECIFICATIONS - TORQUE - STARTING
SYSTEM
DESCRIPTION
Battery Cable Eyelet Nut
at Solenoid (large nut -
gas engines)
Battery Cable Eyelet Nut
at Solenoid (large nut -
diesel engine)
Starter Solenoid Nut
(small nut - diesel engine)
Starter Mounting Bolts -
Gas Engines
Starter Mounting Nut -
Gas Engines
Starter Mounting Bolts -
Diesel
STARTER MOTOR
DIAGNOSIS AND TESTING - STARTER MOTOR
Correct starter motor operation can be confirmed
by performing the following free running bench test.
This test can only be performed with starter motor
removed from vehicle. Refer to Specifications for
starter motor specifications.
(1) Remove starter motor from vehicle. Refer to
Starter Motor Removal and Installation.
(2) Mount starter motor securely in a soft-jawed
bench vise. The vise jaws should be clamped on the
mounting flange of starter motor. Never clamp on
starter motor by field frame.
Starter Motor and Solenoid
12 Volts
4
Gear Reduction
11 Volts
73 Amperes
3601 rpm
7.5 Volts
125 - 250 Amperes
amperage draw.
N·m
25
14
6
68
68
43
(3) Connect a suitable volt-ampere tester and a
12-volt battery to starter motor in series, and set
ammeter to 100 ampere scale. See instructions pro-
vided by manufacturer of volt-ampere tester being
used.
(4) Install jumper wire from solenoid terminal to
solenoid battery terminal. The starter motor should
operate. If starter motor fails to operate, replace
faulty starter motor assembly.
(5) Adjust carbon pile load of tester to obtain free
running test voltage. Refer to Specifications for
starter motor free running test voltage specifications.
450 - 700 Amperes
Ft. Lbs.
19
-
-
50
50
32
DR
12 Volts
4
Conventional
11 Volts
200 Amperes
3000
8.0 Volts
In. Lbs.
221
120
55
-
-
-