Description

This used instrument cluster (tachometer and multifunction dash) is suitable for Peugeot 406 2.2 HDI models and bears the part number 9644230980. The unit includes analog gauges and warning indicators for engine, fuel, temperature and other vehicle systems. It is a direct-fit replacement when the original cluster shows faults such as dead needles, intermittent backlighting, erratic gauges or complete display failure. Part numbers 9644230980 and additional label identifiers 6104YJ / NFP are visible on the unit and are commonly used when searching for a matching replacement.

Technical Information

• Manufacturer: Stellantis / Citroën / Peugeot
• Model: Peugeot 406 2.2 HDI
• Product Codes: 9644230980
• Other Numbers: 6104YJ, NFP, Vehicle Mileage: 193,000 km

Fitment And Compatible Models

Intended For Peugeot 406 with the 2.2 HDi engine where the vehicle’s original instrument cluster uses the same part number or matching label codes (9644230980 / 6104YJ). Always verify the visible part code on the donor and the replacement unit to ensure mechanical and electrical compatibility with your vehicle’s dash configuration.

Function And Common Symptoms

The instrument cluster provides speedometer, tachometer, fuel and temperature gauges, odometer, trip counters and multiple warning/fault lamps. Typical symptoms that indicate a replacement cluster is needed include:

• Needles not moving or behaving erratically
• Backlighting failures or dim/flickering illumination
• Partial or complete loss of display information
• Intermittent warning lights or incorrect gauge readings

Why The Part Most Commonly Fails

Failures are most often caused by worn stepper motors that drive the gauge needles, degraded solder joints or circuit board traces, exposure to moisture or temperature extremes, and connector corrosion. Electrical surges or poor ground connections can also damage internal electronics and backlighting components over time.

Replacement Procedure

Basic replacement steps for experienced technicians or competent DIY mechanics:

1. Disconnect the negative battery terminal and wait a few minutes to ensure all systems power down.
2. Remove dashboard trim panels around the cluster using appropriate trim tools to avoid damage.
3. Unscrew the cluster retaining screws and carefully tilt the cluster forward.
4. Release and disconnect multi-pin connectors and any illumination plugs; handle connectors by the housing, not the wires.
5. Install the replacement cluster by reconnecting all plugs, secure with screws and reinstall trim panels.
6. Reconnect the battery and verify basic function: ignition lamp sequence, gauges movement and warning lights.

Installation Recommendations

• Always Disconnect The Battery Before Starting Work To Prevent Short Circuits And Damage.
• Keep Fasteners And Trim Clips Organized; Use Soft Tools To Avoid Scratching The Dash.
• Inspect Connector Pins For Corrosion Or Bent Contacts; Clean Before Reassembly.
• Avoid Excessive Force On Ribbon Cables And Plugs; Ensure Secure, Straight Engagement.
• After Fitment, Check All Gauges And Warning Lamps With Ignition On; Compare Behavior To Known Good Unit.
• If The Vehicle Shows Immobilizer Or Odometer Discrepancies After Swap, Professional Diagnostic Tools May Be Required For Coding Or Data Transfer.

Additional Notes

Search Keywords: Peugeot 406 instrument cluster, Peugeot 406 tachometer 9644230980, cluster 6104YJ, used instrument cluster Peugeot 406 2.2 HDi. The unit is sold as removed from the vehicle with the stated mileage. Ensure the visible part number matches your vehicle’s requirement before installation.