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Mazda Workshop Service and Repair Manuals

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Test Connector/Data Link Connector <--> [Data Link Connector] > < Barometric Pressure Sensor|Description and Operation

Protege L4-1839cc 1.8L DOHC (1990)

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Barometric Pressure Sensor: Testing and Inspection

The atmospheric pressure sensor is located within the ECU and cannot be tested as an individual component.  If it is defective, malfunction code 14 will
set in the on-board diagnostic system.  If code 14 appears, replace the ECU.

Test Connector/Data Link Connector <--> [Data Link Connector] > < Barometric Pressure Sensor|Description and Operation