Hall Sensor Bench Test

Watching a Hall-effect sensor's signal line while a ferrous object is passed across its tip, with the sensor unplugged from the engine but still connected electrically. It proves the sensor switches without cranking, and separates sensor failure from air gap and reluctor wheel problems.

Documented repairs

MINI R56 Crankshaft Sensor: Scope Test Before You Replace It

2010 MINI Cooper S (R56, N14 1.6L Turbo)

P0335

How to test an R56 MINI Cooper crankshaft position sensor with an oscilloscope - supply, ground, Hall switching and signal amplitude - before selling a sensor.

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Fault Codes

• Crankshaft Position Sensor Circuit

Engines

• N14 1.6L Turbo

Models

• R56 MINI Cooper S

Repairs by System

• Electrical
• Diagnosis
• No Start
• DME
• Engine Electrical

Symptoms

• Extended Crank
• No Start