Chapter 3: System Test
Starter System Test
If you are using the amp clamp, keep it clamped around the
negative (–) battery cable.
1.
Start the engine at the prompt.
2.
The tester will display one of 1 of 7 starter decisions with
the complete results in a series of screens. Use or to
scroll to each screen.
To send the results to an IR printer, press PRINT. To continue
testing, press NEXT.
NOTE: In some cases, the tester may not detect the
vehicle's starting profile. It will display the soft key op-
tions STARTED and NO START. If you select START-
ED, the tester will skip to the alternator test. If you
select NO START, the test process ends.
Starter System Test Results
Average
Cranking
Voltage
Loop Ohms
starter resistance
(requires Amp
Clamp)
Y axis =
Cranking
Voltage
Y axis =
Cranking
Current
Midtronics Inc.
7000 Monroe Street
Average
Cranking
Amps
Cranking
Time
X axis = Time
X axis = Time
Willowbrook, IL 60527
Decision
CRANKING
The starter voltage is normal and the
NORMAL
battery is fully charged.
LOW VOLTAGE
The starter voltage is low and the battery
is fully charged.
CHARGE
The starter voltage is low and the battery
BATTERY
is discharged. Fully charge the battery
and repeat the starter system test.
REPLACE
(If the battery test result was (REPLACE
BATTERY
or BAD CELL.) The battery must be
replaced before testing the starter.
LOW CRANKING
The starter voltage is high but the
AMPS
cranking amps are low.
NO START
The engine didn't start and the test was
aborted.
CRANKING
The tester didn't detect the vehicle's
SKIPPED
starting profile and skipped the Starter
Test.
16
EXP-1002
Action
www.midtronics.com
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