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volvo Workshop Repair Guides


940 L4-2.3L SOHC VIN 88 B230F (1992)

Powertrain Management > Sensors and Switches - Powertrain Management > Sensors and Switches - Ignition System > Ignition Hall Effect Sensor > Component Information > Testing and Inspection > Page 4883

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Checking Terminal Pins

6.

Check that terminal contacts have been pushed down evenly in connector.

7.

If any connectors have been pushed down to far, poor connection may result.

8.

Reconnect ECU connector without protective sleeve.

Checking Hall-Sensor Terminal #3

9.

Disconnect distributor connector.

10.

Turn ignition ON.

11.

Connect a voltmeter between positive terminal #3 (red) and ground.

Reading should be:

12 volts

If not, check and repair wiring to ECU.

Checking Hall-Sensor Terminal #2

12.

Connect a voltmeter between terminal #2 (blue) and ground.

Reading should be:

5 volts

If not, check and repair wiring to ECU.

13.

Turn ignition OFF.

Powertrain Management > Sensors and Switches - Powertrain Management > Sensors and Switches - Ignition System > Ignition Hall Effect Sensor > Component Information > Testing and Inspection > Page 4883

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