Service Manual Troubleshooting and Diagnostics 3-3
Troubleshooting
The suggestions in this section can help isolate and repair the cause of a problem. To ensure quality repair,
follow the basic troubleshooting steps shown below.
Check the customer’s description
of the problem and any supporting
information.
Try to duplicate the customer’s
problem.
Troubleshoot the problem using:
- Diagnostic tools.
- Troubleshooting suggestions.
Verify the repair by testing the
functionality of the complete unit.
Check for customer abuse.
Figure 3-1. Basic Troubleshooting Steps
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