NGK 81031 Camshaft Position Sensor CHN3-A032 (NGK81031) | 3-Pin Angled Connector, No Cable | Direct-Fit, OE Quality Plug & Play for BMW, MINI, Peugeot, Citroen & DS Petrol Models

NGK CHN3-A032 Cam Position Sensor - Part No. NGK 81031 / NGK81031 - 3‑pin right‑angle plug, sensor only

Get crisp throttle response, clean idle and confident starts with this genuine NGK CHN3-A032 camshaft sender. Part number NGK 81031 NGK81031. Built to factory specification for petrol applications across popular BMW, MINI, Peugeot, Citroen and DS models, it restores accurate cam reference so the ECU can synchronise fuel and spark properly. If you are chasing EML warnings, long crank, flat spots or hesitation traced to a tired cam sensor, this OE-grade NGK unit is the reliable fix.

We fit and use this sensor in-house at MJ Modifications because it just works. Consistent signals, quick installation and immediate drivability improvements. Our customers love the straightforward plug in fit and the way it cures timing correlation issues without fuss.

Why this NGK sensor

• Genuine NGK quality with OEM-level accuracy and durability
• 3‑pin, right‑angled connector for a neat factory-style connection
• Sensor-only design without cable for a tidy, fast install
• Precise cam phase feedback for smooth idle, sharper pick-up and stable ignition timing
• Drop-in replacement for many BMW 1 Series and 3 Series petrol, MINI R55 R56 R57 R58 R59 R60 R61, Peugeot 207 208 3008 308 5008 508 RCZ, Citroen C3 C4 C5 and DS3 DS4 DS5 petrol variants
• Trusted by our workshop and by happy MJ Modifications customers

Fitment highlights

Suitable for a wide range of petrol models including:

• BMW 1 Series F20 F21 114i 116i 118i 120i
• BMW 3 Series F30 F31 316i 320i
• MINI R55 R56 R57 R58 R59 R60 R61 including Cooper, Cooper S, JCW, One
• Peugeot 2008 207 208 3008 308 5008 508 RCZ petrol variants including VTi and THP
• Citroen C3 C4 C5 plus DS3 DS4 DS5 petrol versions

Please confirm compatibility for your specific vehicle before ordering. If you are unsure, contact us and we will help you verify.

Technical details

• Part numbers: NGK 81031, NGK81031, CHN3-A032
• Connector: 3‑pin, right‑angle
• Configuration: sensor without harness
• Function: cam angle reference signal to ECU

What problems does it help resolve

• Engine management light related to cam timing correlation
• Rough or hunting idle, stalling when warm
• Hard starting, extended cranking
• Flat spots, hesitation and poor drivability

Fitting service

Prefer professional installation. Book fitting with MJ Modifications in Warwickshire. Request a quote at info@mjmodifications.co.uk.

Common search phrases

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Part numbers

NGK 81031, NGK81031, CHN3-A032. Short code: 81031.

Order today for a genuine NGK replacement that restores precise timing feedback and confident performance. Trusted workshop-grade part ready to install.