Actron CP9087 Service Manual page 63

IGNITION MODULES
GM 7 & 8 pin modules only:
– Reconnect test leads as shown in Test 2
diagram.
– Observe PULSE light. It should NOT be
flashing. If PULSE light flashes, module is bad.
– Short pins E and R together using paper clip (or
other metal jumper).
– Observe PULSE light for test results.
• Flashing light means good module. (There may
be a short delay before flashing starts.)
• No flashing means bad module.
Ford modules with two test hook-ups:
– Reconnect test leads as shown for Test 2. (Only
the Green test lead is moved.)
– Observe PULSE light for test results.
• Flashing light means good module. (There may
be a short delay before flashing starts.)
• No flashing means bad module.
6) Testing is complete.
Set RANGE switch to POWER OFF and remove all
test leads.
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