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DTC 03 ERR10 OR 03:ER10

BME090266900208

DTC 03 ERR10 or 03:Er10 | CD player-base unit communication line
DETECTION CONDITION | • Base unit detects communication error with CD player.
POSSIBLE CAUSE | • Malfunction of connectors between base unit and CD player • CD player malfunction • Base unit malfunction

Diagnostic procedure

STEP | INSPECTION | ACTION
--- | --- | ---
1 | INSPECT CONNECTOR • Remove CD player and inspect connector for the following.

  - Deformation of pin
  - Poor connection of female terminal
  - Pinching of foreign material

• Is connector okay?
Yes
Go to next step.
No | Repair connector, then go to next step.
2 | VERIFY THAT CD PLAYER IS INSTALLED WITH BASE UNIT • Install CD player and verify its installation condition. • Is CD player securely installed? | Yes | Go to next step.
No | Securely install CD player, then go to next step.
3 | INSPECT CD PLAYER • Clear DTC. • Turn ignition switch to ACC or ON position and hold for 3 seconds or more. • Start on-board diagnostic test mode. • Is DTC 03 ERR10 or 03:Er10 displayed? | Yes | Replace base unit and CD player.
No | Troubleshooting completed.