Diagnostic Procedure
DTC B1A89:42 DIAGNOSTIC PROCEDURE
| Step | Inspection | Action | |
|---|---|---|---|
| 1 | VERIFY IF MALFUNCTIONING LOCATION IS TUNER AND AMP UNIT DEPENDING ON REPEATABILITY
|
Yes | Replace the tuner and amp unit, then go to the next step. (See TUNER AND AMP UNIT (TAU) REMOVAL/INSTALLATION .) |
| No | Go to the next step. | ||
| 2 | VERIFY IF OTHER DTCs DISPLAYED
|
Yes | Repair the malfunctioning location according to the applicable DTC troubleshooting. (See DTC TABLE [CONNECTIVITY MASTER UNIT] .) |
| No | DTC troubleshooting completed. | ||