DTC 03:ER10

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DTC 03:ER10

B3E090266900W08

DTC 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 | Remove the CD player and verify the connector condition (bent pins, poor female terminal connection, trapped foreign material). Is the connector normal? | Yes | Go to the next step.
No | Repair the connector and go to the next step.
2 | Assemble the CD player to the base unit and verify assembly condition. Is assembly condition normal? | Yes | Go to the next step.
No | Repair the assembly condition and go to the next step.
3 | Clear the DTC, turn the ignition switch to the ON position and then hold for 3 s or more. Is DTC 03: Er10 displayed? | Yes | Replace the base unit and CD player.
No | DTC troubleshooting completed.