FUEL INJECTION (FUEL SYSTEMS)(H4DO 1.5) > Camshaft Position Sensor

INSPECTION

1. CAMSHAFT POSITION SENSOR (METHOD WITH OSCILLOSCOPE)

1. Prepare an oscilloscope.

2. Remove the lower inner trim of passenger’s side.

3. Turn over the floor mat of passenger’s seat.

4. Remove the protect cover.

• LHD model

• RHD model

5. Remove the nuts and bolts which hold the ECM to the bracket.

• LHD model

• RHD model

6. Connect the probe to ECM connector.

(A)

To ECM connector

Camshaft position sensor

Terminal No.

Probe

RH

12

+

LH

13

+

RH and LH

31

−

7. Start the engine and let it idle.

8. Check the pattern is the same as the waveform and voltage shown below.

(A)

One camshaft rotation

9. After inspection, install the related parts in the reverse order of removal.

2. OTHER INSPECTIONS

Check that the camshaft position sensor has no deformation, cracks or other damages.