Step | Action | Value(s) | Yes | No |
---|---|---|---|---|
1 | Does the scan tool power up? | -- | ||
2 |
Does the scan tool communicate with the radio? | -- | ||
3 | Does the scan tool communicate with the CD Player? | -- | Go to Diagnostic Aids | |
4 |
Did you find and correct the condition? | -- | Go to Control Module References for the applicable Diagnostic System Check | Go to Step 5 |
5 | Test the appropriate leg of the E and C Data Line circuit for an open. Refer to Circuit Testing and Wiring Repairs in Wiring Systems. Did you find and correct the condition? | -- | Go to Control Module References for the applicable Diagnostic System Check | Go to Step 6 |
6 | Replace the module that will not communicate with the scan tool. Refer to Control Module References . Is the repair complete? | -- | System OK | -- |