BMW 1 Series E87 2004-2007 Rear Interior Roof Light Alarm Sensor 6974373 6946126
BMW 1 Series E87 2004-2007 Rear Interior Roof Light Alarm Sensor 6974373 6946126
ULTRASONIC ALARM SENSOR ASSEMBLY
65 75 6 974 373-01 | 61 31 6 946 126-08
Alarm module label: 65 75 6 974 373-01
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Reading-light label: 61 31 6 946 126-08
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The previously entered number 6951258 does not match the label visible on this item. Buy from the photographs and printed labels, not an incorrect automated item-specific field.
| Part type | Rear-centre interior reading light with ultrasonic cabin-alarm movement sensor |
| Alarm module | 65756974373 / 65 75 6 974 373-01 / short no. 6974373 |
| Reading light | 61316946126 / 61 31 6 946 126-08 / short no. 6946126 |
| Position | Interior roof, rear centre headlining |
| Finish | Black/grey as photographed. Colour and headlining combination must match. |
| Construction | Moulded plastic housing, lamp lenses, printed circuit board, switches, ultrasonic electronics and electrical connector |
| Condition | Used. Expect normal age-related marks. Inspect every photograph because the pictured item is the item supplied. |
| Warranty | 30 days, subject to the eBay listing terms and applicable consumer rights |
| Vehicle | Production range for this exact assembly | Status / checks |
|---|---|---|
| BMW 1 Series E87 5-door hatchback | 12/2004-09/2007 | Primary application. Includes early and very early facelift cars only when both labels, plug, alarm option and colour match. |
| BMW 1 Series E81 3-door hatchback | 2007-09/2007 | Catalogue-supported conditional fit. Exact part-number and equipment match required. |
| BMW 3 Series E90 saloon | 12/2004-09/2007 | Catalogue-supported conditional fit. Match both printed numbers and connector. |
| BMW 3 Series E91 Touring | 2005-09/2007 | Only the matching non-panorama-roof application. Panorama-roof cars use a different sensor version. |
| BMW 3 Series E92 Coupe | 2006-09/2007 | Catalogue-supported conditional fit. Exact label, connector, alarm option and finish must match. |
| Vehicles built after 09/2007 | Unless a VIN check specifically confirms the exact old module 65756974373. Later replacement numbers are not the item being supplied. |
| Cars without the factory alarm | The large vented section contains the ultrasonic interior-movement sensor. |
| E91 panorama glass roof application | A different panorama-roof sensor version is catalogued. |
| Wrong colour, plug or console shape | Visual and electrical differences mean it is not a correct replacement. |
| E82, E88, E93, E84 or later F-series | Not confirmed for this exact complete 65756974373 assembly. Do not rely on the reading-light number alone. |
| Front overhead console replacement | This listing is for the rear-centre roof/headlining assembly. |
- Remove or carefully view your existing rear roof console.
- Confirm alarm-module number 65756974373 / 6974373.
- Confirm reading-light number 61316946126 / 6946126.
- Compare the electrical connector, mounting clips, lamp/button arrangement and vented sensor cover to every listing photo.
- Confirm your BMW production date is no later than 09/2007 and that the vehicle has factory ultrasonic interior monitoring.
- When uncertain, send the VIN plus a clear photograph of the original unit through eBay Messages before ordering.
The rear reading-light section provides local cabin illumination for rear passengers. The vented electronic section contains ultrasonic sensors used by the factory alarm to detect movement inside the locked vehicle. It communicates with the vehicle alarm system and helps protect the cabin when interior monitoring is armed.
- Alarm triggers unexpectedly when no intrusion has occurred.
- Interior-movement protection does not arm or does not detect movement.
- Alarm or ultrasonic-monitoring fault stored in vehicle diagnostics.
- Rear reading lamps fail, flicker or work intermittently.
- Buttons, lamp holders, sensor grille or connector are damaged.
- Water ingress, corrosion or internal electronic failure.
A correct used factory-installed component retains the original housing dimensions, mounting points, connector geometry, switch layout and communication specification developed for the vehicle. Low-cost copy parts may differ in fit, finish, electronics or sensor calibration and can create installation problems, warning faults or unreliable operation.
Buying a quality recycled part can also cost substantially less than a new dealer replacement—potentially up to around 70% less in some cases, depending on current new-part pricing and availability—while keeping a serviceable component in use.
| Estimated time | Approximately 20-45 minutes for a straightforward like-for-like replacement. Diagnosis, damaged clips, wiring repair or coding can increase time. |
| Skill level | Competent technician or experienced DIY installer |
| Suggested tools | Plastic trim-removal tool, small non-marring pick, suitable Torx driver if fitted, 10 mm battery-terminal tool, gloves, torch, multimeter and diagnostic scanner for testing |
- Switch off the ignition, remove the key and allow vehicle systems to shut down.
- Disconnect the negative battery terminal following the vehicle manufacturer's procedure.
- Protect the headlining. Use a plastic trim tool to release the console carefully without bending the trim or damaging the roof lining.
- Disconnect the electrical plug by releasing its locking tab; never pull directly on the wiring.
- Compare both part-number labels, connector and mounting features with the replacement before installation.
- Connect and seat the replacement evenly until all retaining clips are secure.
- Reconnect the battery and test both reading lamps, buttons and the alarm's interior-movement function. Scan and clear stored faults where required.
Active calculators are not permitted in eBay descriptions, so the table below uses a typical 0.5-hour fitting allowance. Formula: garage hourly rate × 0.5. Minimum charges and diagnostic time may apply.
| Garage rate | Estimated labour at 0.5 hr |
|---|---|
| £50/hour | £25 |
| £60/hour | £30 |
| £70/hour | £35 |
| £80/hour | £40 |
| £90/hour | £45 |
| £100/hour | £50 |
| £120/hour | £60 |
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COLLECTION: Available by prior appointment, 7 days a week until 8 pm, including bank holidays by prior arrangement. Contact us through eBay Messages to arrange collection.
FITTING / REPAIR SERVICE: May be available by prior arrangement, subject to workshop capacity. Request availability through eBay Messages before travelling.
DELIVERY ADDRESS: Orders are dispatched only to the address supplied at eBay checkout. Check it carefully before payment because we cannot change the delivery address after purchase.
VAT: Sold under the VAT margin scheme where applicable. VAT is not separately stated and is not reclaimable.
RETURNS: Please compare both part numbers and all photographs before ordering. Returns are handled under the listing's eBay return policy and applicable law. Any deduction, where eBay permits one, is based only on actual loss of value caused by the returned item being used, altered, damaged or incomplete; there is no automatic fitment restocking fee.
FITMENT HELP: We are happy to check the VIN and photographs through eBay Messages before purchase. A compatibility check reduces delay, postage waste and avoidable returns.
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Thank you for supporting an independent vehicle-parts business. Choosing a quality used component helps extend the useful life of an existing part, reduces demand for new manufacturing and keeps serviceable material out of the waste stream. Every correctly matched order helps save resources, reduce packaging and avoid unnecessary transport. 🚗♻️🌍