Acura 1994 Integra Service Manual page 1109

Five-step Troubleshooting
1. Verify The Complaint
Turn on all the components in the problem circuit to
verify the customer complaint. Note the symptoms.
Do not begin disassembly or testing until you have
narrowed down the Droblem area.
2. Analyze The Schomatic
Look up the schematic for the problem circuit. De-
termine how the circuit is supposed to work by trac-
ing the current paths from the power leed through
the circuit components to ground. It severalcircuits
fail at the same time, the luse or ground is a likely
cause.
Based on the symptoms and your understanding of
the circuit operation, identity one or more possible
causes of the Droblem.
3. lsolato The Problom By Testing The Circuit
Make circuit tests to check the diagnosis you made
in step 2. Keep in mind that a logical, simple proce-
dure is the key to etticient troubleshooting. Test for
the most likely cause of failure first. T.y to make
tests at points that are easilv accessible.
4. Fix The Problem
Once the specilic problem is identified, make the
repair. Be sure to use proper tools and safe
proceoures.
5. Mak6 Suro The Circuit Wolks
Turn on all components in the repaired circuit in all
modes to make sure you've fixed the entire problem.
It the problem was a blown Juse, be sure to test all
of the circuits on thst tuse. Make sure no new
problems turn up and the original problem does not
recuf.
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