Remove sensors for inspection or replacement

Replacing the oil pressure warning light sensor

The oil pressure warning light sensor is installed in an adapter screwed into the oil line of the cylinder block on the left side.

You will need: keys "for 21", "for 22".

Niva Chevrolet sensors and switches replacement

Remove the protective cover from the sensor and disconnect the wire from it

Niva Chevrolet sensors and switches replacement

Holding the adapter wrench, unscrew the sensor.

Niva Chevrolet sensors and switches replacement

Install the sensor in the reverse order of removal

Replacing the coolant temperature gauge sensor

The coolant temperature sensor is screwed into the hole in the cylinder head on the left side.

You will need the key "on 21".

Niva Chevrolet sensors and switches replacement

Remove the protective cover and disconnect the wire from the sensor.

Replacing Niva Chevrolet sensors and switches

Loosen the sensor and unscrew the sensor from the cylinder head

Niva Chevrolet sensors and switches replacement

Install the sensor in the reverse order of removal

For better tightness, lubricate the sensor threads with a thin layer of sealant.

Replacing the reverse light switch

The reverse light switch is mounted on the rear cover of the gearbox.

You will need a "22" key.

Niva Chevrolet sensors and switches replacement

Disconnect the wiring harness block from the sensor

Niva Chevrolet sensors and switches replacement

Use a 22 key to unscrew the reverse switch sensor

Niva Chevrolet sensors and switches replacement

Do not lose the copper o-ring installed under the sensor.

When replacing a sensor, reposition this ring on the new sensor.

Install the sensor in the reverse order of removal.

Replacing the brake light switch

The brake light switch is located under the instrument panel on the pedal assembly bracket.

You will need a "22" key.

Niva Chevrolet sensors and switches replacement

Disconnect the wire blocks from the sensor

Niva Chevrolet sensors and switches replacement

Loosen the fixing nut, unscrew the sensor and remove it from the bracket of the pedal unit

Install the sensor in the reverse order of removal.

Niva Chevrolet sensors and switches replacement

On the latest modifications, such a sensor is installed as in photo 3.

After installation, adjust the position of the sensor by screwing or unscrewing it from the bracket so that the brake lights in the rear lights come on when the brake pedal is moved about 0.5 cm.

Don't forget to tighten the sensor's fixing nut.

Replacing the parking brake indicator switch

The switch for the parking brake indicator lamp is installed under the lining of the floor tunnel in the area of the parking brake lever.

You will need a screwdriver.

Niva Chevrolet sensors and switches replacement

Remove the lining of the floor tunnel.

Remove the screw securing the switch to the parking brake lever bracket

Niva Chevrolet sensors and switches replacement

Remove the switch and disconnect the wiring harness block from it

Niva Chevrolet sensors and switches replacement

Install the switch and floor tunnel lining in the reverse order of removal