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Engine Controls - Sensor Operating Range Charts - 2.3L: Other Mazda Millenia I

Sensor Range Charts

ENGINE COOLANT TEMPERATURE (ECT) SENSOR

Temperature F° (°C)(1) Ohms
68 (20)2200-2700
176 (80)290-350
(1) Measure resistance between ECT sensor terminal.
(1)Measure resistance between ECT sensor terminal.

ENGINE COOLANT TEMPERATURE (ECT) SENSOR SPECIFICATIONS

INTAKE AIR TEMPERATURE (IAT) SENSOR

Temperature °F (°C)(1) Ohms
IAT Sensor (Air Cleaner Housing)
68 (20)2200-2700
176 (80)290-350
IAT Sensor (Dynamic Chamber)
77 (25)29,700-36,300
185 (85)3330-3670
IAT Sensor (Lysolm Compressor)
212 (100)5600-6900
(1) Measure resistance between IAT sensor terminals.
(1)Measure resistance between IAT sensor terminals.

IAT SENSOR RESISTANCE (2.3L)

KNOCK SENSOR

Temperature °F (°C)(1) Ohms
68 (20)560,000
(1) Measure resistance between terminal "A" (White wire; Red on Millenia 2.3L) and knock sensor body.
(1)Measure resistance between terminal "A" (White wire; Red on Millenia 2.3L) and knock sensor body.

KNOCK SENSOR RESISTANCE

MASS AIRFLOW (MAF) SENSOR

Condition(1) Volts
Ignition On1-1.5
Idle1.5-2.5
(1) Check sensor voltage using New Generation Star (49 T088 0A0) scan tool connected to Data Link Connector (DLC) 2. DLC is located under left side of instrument panel, right of steering column.
(1)Check sensor voltage using New Generation Star (49 T088 0A0) scan tool connected to Data Link Connector (DLC) 2. DLC is located under left side of instrument panel, right of steering column.

MASS AIRFLOW (MAF) SENSOR VOLTAGE

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