Starter Motor Does Not Turn
SAFETY WARNING: Disconnect YELLOW (starter motor)
cable from starter solenoid test point 1 BEFORE making
tests 1-thru-7 to prevent unexpected engine cranking.
TEST 1
Use an ohmmeter (Rx1 scale) and connect meter leads
between NEGATIVE (-) battery post and common pow-
erhead ground.
No Continuity Indicated - There is an open circuit in the
BLACK NEGATIVE (-) battery cable between the NEGATIVE (-)
battery post and the powerhead.
• Check cable for loose or corroded connections.
• Check cable for open.
Continuity Indicated
Proceed to TEST 2
Test 2
a. Disconnect BLACK ground wire(s) from Test Point 2.
b. Connect voltmeter between common engine ground and Test Point 2.
c. Turn ignition key to “Start” position.
No voltage reading:
proceed to TEST 3.
TEST 3
a. Reconnect BLACK ground wire.
b. Connect voltmeter between common engine ground and Test Point 3.
c. Turn ignition key to “Start” position.
12 Volt Reading*
Check BLACK ground wire for poor connection
or open circuit.
Reconnect ground wire to starter solenoid.
Proceed to TEST 7.
No voltage reading:
Proceed to TEST 4
12 Volt Reading
Defective starter solenoid
TEST 4
a. Connect voltmeter between common
engine ground and Test Point 4.
b. Turn ignition key to “Start” position.
No voltage reading:
Proceed to TEST 5
12 Volt Reading*
Neutral start switch is open or YELLOW/RED
wire is open between Test Points 4 and 3.
TEST 5
Connect voltmeter between common
engine ground and Test Point 5
No voltage reading:
Proceed to Test 6.
12 Volt Reading*
Defective ignition switch.
TEST 6
Check for voltage between common engine ground and Test Point 6.
No voltage reading:
Check RED wire between battery (+)
POSITIVE terminal and Test Point 6.
12 Volt Reading*
Check fuse in RED wire between Test Points
5 and 6.
Check for open RED wire between Test Points
5 and 6.
*Battery Voltage
2B-12 - ELECTRICAL 90-824052R3 JUNE 2002
Starter Circuit Troubleshooting Flow Chart
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