Mazda 6 Service Manual: Oil pressure switch inspection

Mazda 6 Service Manual / Body electrical system / Warning and indicator system / Oil pressure switch inspection

1. Verify that the oil pressure warning light illuminates when the ignition switch is at ON position.

2. Verify that the oil pressure warning light goes off when the engine is started.

If the oil pressure warning light does not illuminate or remains illuminated, inspect the related wiring harness.

- If the related wiring harness are normal, inspect the oil pressure. (See OIL PRESSURE INSPECTION.)

If the oil pressure is normal, replace the oil pressure switch.

Fuel gauge sender unit inspection

Move the float to the topmost and bottommost positions, and verify that the resistance between terminals A and B of the unit and the position of the float are as indicated in the figure. If th ...

Horn removal/installation

1. Disconnect the negative battery cable. 2. Bend the mud guard. 3. Remove in the order indicated in the table. 4. Install in the reverse order of removal. ...

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