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DTC P1624 [MZR-CD (RF Turbo)]

BME010200102293

DTC P1624 | Immobilizer system communication counter = 0
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DETECTION CONDITION | • PCM detected immobilizer system communication malfunction more than three times.
POSSIBLE CAUSE | • Engine start was attempted more than three times under malfunction • Code word mismatch

Diagnostic procedure

STEP | INSPECTION | ACTION
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1 | VERIFY RELATED REPAIR INFORMATION AVAILABILITY • Check for related Service Information availability. • Is any repair information available? | Yes | Perform repair or diagnosis according to available Service Information. • If the vehicle is not repaired, go to the next step.
No | Go to the next step.
2 | FOLLOW OTHER DETECTED DTC FIRST • Turn the engine switch off. • Start the engine. • Has P1602 been detected? | Yes | Go to the DTC P1602 inspection. (See DTC P1602 [MZR-CD (RF Turbo)].)
No | Go to the next step.
3 | INSPECT POOR CONNECTION OF IMMOBILIZER UNIT CONNECTOR • Has P1621 been detected? | Yes | Go to the DTC P1621 inspection. (See DTC P1621 [MZR-CD (RF Turbo)].)
No | Go to the next step.
4 | VERIFY TROUBLESHOOTING OF DTC P1624 COMPLETED • Clear the DTC from the PCM memory using the WDS or equivalent. • Start the engine. • Is the same DTC present? | Yes | Replace the PCM, go to the next step. (See PCM REMOVAL/INSTALLATION [MZR-CD (RF Turbo)].)
No | Go to the next step.
5 | VERIFY AFTER REPAIR PROCEDURE • Perform "After Repair Procedure". (See AFTER REPAIR PROCEDURE [MZR-CD (RF Turbo)].) • Is there any DTC present? | Yes | Go to the applicable DTC inspection. (See DTC TABLE [MZR-CD (RF Turbo)].)
No | Troubleshooting completed.