Parts for your 2006 Toyota Hiace-Camshaft sensor

2006 Toyota Hiace Camshaft Sensor – Purpose, Fitment and Servicing Advice

Technical sources confirm the 2006 Toyota Hiace uses a camshaft position sensor. The Toyota Hiace 2005–2013 (H200) Repair Manual specifies a camshaft position sensor (often labelled “CMP” or “G2”) in the Engine Control System for the 1TR‑FE 2.0L petrol and 2TR‑FE 2.7L petrol SFI systems, and in the D‑4D engine control for the 2KD‑FTV 2.5L diesel. Toyota’s Electrical Wiring Diagram (EWD) for H200 shows the CMP signal into the ECM, and the Toyota Electronic Parts Catalogue lists a camshaft position sensor for these engines. On that basis, the camshaft sensor is fitted and relevant on a 2006 Hiace.

On this Hiace, the camshaft sensor lets the engine control module know exactly where the camshaft is in its rotation. That info is used to sync sequential fuel injection and ignition timing on the petrol engines, support variable valve timing control on 1TR‑FE/2TR‑FE, and provide cylinder identification and start‑of‑injection timing reference on the 2KD‑FTV diesel. Paired with the crank sensor, it helps with smooth starting, clean running, and good fuel economy.

When the sensor or its wiring plays up, the Hiace can be hard to start, may run roughly, or drop into limp mode. Common fault codes include P0340/P0341 (camshaft position circuit/performance) and sometimes correlation codes like P0016 when timing alignment is off.

• Typical symptoms: extended crank/no start, misfire or rough idle, poor fuel economy, loss of power, check engine light, intermittent stalling.

As part of routine servicing, it’s smart to give the CMP area a quick once‑over. Look for oil weeping around the sensor body, brittle wiring, or a loose connector—oil contamination or a damaged loom is a frequent culprit. The sensor itself isn’t a scheduled replacement item, it’s replaced on condition. For replacement, disconnect the battery, unplug the connector, remove the retaining bolt, and ease the sensor out of the cylinder head. Fit a quality OEM‑equivalent unit with a fresh O‑ring, lightly oiled before installation. After refit, clear fault codes and verify live data and cam/crank sync on a scan tool.

Location notes: on 1TR‑FE/2TR‑FE petrol engines the sensor sits on the cylinder head near the timing chain cover, on the 2KD‑FTV diesel it’s mounted on the cylinder head/timing gear cover area. Access is straightforward with basic hand tools under the bonnet. Keeping engine oil changes on time also helps protect sensor reliability by minimising varnish and sludge around the pickup area.

Popular questions

Does a 2006 Toyota Hiace have a camshaft sensor?
Yes. Toyota’s H200 Repair Manual and EWD show a camshaft position sensor on the 1TR‑FE 2.0L, 2TR‑FE 2.7L, and 2KD‑FTV 2.5L engines. It feeds the ECM with cam phase/cylinder ID for accurate injection and ignition control.

What fault codes point to a bad camshaft sensor on a 2006 Hiace?
Common codes are P0340 (camshaft position circuit) and P0341 (range/performance). If mechanical timing is out or there’s a sync issue, the ECM may log P0016 (cam/crank correlation). Always check wiring and timing integrity as well as the sensor.

Is it safe to drive with a failing camshaft sensor?
It might run but can start poorly, hesitate, or stall. Some Hiace variants will default to limp mode. It’s best to have it diagnosed promptly to avoid getting stranded and to protect the engine and emissions system.