Parts for your 2007 Ford Falcon-Camshaft sensor

2007 Ford Falcon camshaft sensor – what it does and when to replace it

For the 2007 Ford Falcon (BF/BF MkII), a camshaft position sensor is absolutely relevant and fitted from factory. Technical references including the Ford BF Falcon Workshop Manual (Engine—4.0L DOHC I6, Section 303), Gregory’s Service and Repair Manual for Ford Falcon BA–BF (2002–2008), and Autodata all specify a camshaft position sensor for the Barra 4.0 inline‑six. The 5.4‑litre Boss V8 variants use one cam sensor per bank. These sources also note the engine management’s reliance on the sensor for sequential fuel injection and variable cam timing control, so it’s not an optional extra—it’s a core input the ECU depends on.

The camshaft sensor helps the ECU figure out exactly where the cam(s) are in relation to the crank. On the BF’s Barra six and Boss V8, that means cleaner starts, proper sequential fuel injection, stable idle, and spot‑on spark timing. It also lets the ECU command cam phasing for variable cam timing, improving torque, fuel economy, and emissions across the rev range. When the signal goes missing or dodgy, the Falcon can take longer to crank, run rough, throw a check‑engine light, and in some cases drop into a limp strategy.

• Typical symptoms: extended cranking, misfire or rough idle, flat spots, higher fuel use, and DTCs such as P0340/P0341.
• Where it lives: mounted to the cylinder head/timing cover area on the inline‑six, one per bank on the 5.4 V8.

There’s no fixed replacement interval, it’s a replace‑on‑fault item. As part of servicing, it’s smart to visually check the connector and loom under the bonnet—heat and oil weep can harden insulation or wick into plugs. If chasing a drivability niggle, a scan tool can compare cam/crank correlation and VCT “desired vs actual.” A lab scope is gold for waveform checks, but most workshops will diagnose it quickly with fault codes and live data.

• Replacement tips: disconnect the battery, unplug the sensor, remove the retaining fastener, swap in the new unit with a fresh O‑ring if specified, and tighten to workshop‑manual spec.
• Use quality (OE or reputable aftermarket) parts—cheap sensors can cause intermittent grief.
• After fitting, clear codes and road‑test, some ECUs may do a brief relearn.

If the Falcon is showing long cranks, random stalling, or a persistent cam sensor code, replacing the sensor sooner rather than later will save fuel and hassle, and keep VCT behaving as it should on Kiwi and Aussie roads.

Popular questions

Does a 2007 Ford Falcon have one or two cam sensors?
The Barra 4.0 inline‑six uses a single camshaft position sensor. The 5.4‑litre Boss V8 variants use two—one per cylinder head. That’s why parts listings often split between I6 and V8 when you’re ordering.

Can a faulty camshaft sensor be cleaned, or does it need replacing?
The sensor itself is a sealed Hall‑effect unit, so internal faults mean replacement. That said, cleaning the connector, checking for oil intrusion, and removing any metal debris around the trigger area can help if the issue is just a poor connection. If a code keeps returning after those checks, fit a new sensor.

Is it safe to keep driving with a bad camshaft sensor?
It may run, but you can get hard starting, rough running, and reduced performance. There’s also a risk of stalling at idle. For reliability and fuel economy, it’s better to diagnose and repair promptly rather than keep punting on with a flaky signal.