DTC P0112, P0113, P0117, P0118, P0125, P1112, P1116, P1117, P1285, P1288, P1289, P1290 & P1299: Intake Air Temperature (IAT) Sensor And Engine Coolant Temperature (ECT)/Cylinder Head Temperature (CHT) Sensor

Fig 1: Intake Air Temperature Sensor And Engine Coolant Temperature/Cylinder Head Temperature Sensor Detection Condition

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Fig 2: Temperature v/s Voltage Reference Chart

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Fig 3: Voltage Over Lap Zone Reference Chart

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Fig 4: Identifying Mass Air Flow/Intake Air Temperature And Cylinder Head Temperature Sensor Harness Connector

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Fig 5: Cylinder Head Temperature Sensor Expected Value Chart

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Fig 6: Ambient Temperature And Resistance Table

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Fig 7: Diagnostic Procedure (DTC P0112, P0113, P0117, P0118, P0125, P1112, P1116, P1117, P1285, P1288, P1289, P1290 & P1299) (Steps 1-3)

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Fig 8: Diagnostic Procedure (DTC P0112, P0113, P0117, P0118, P0125, P1112, P1116, P1117, P1285, P1288, P1289, P1290 & P1299) (Steps 4-6)

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Fig 9: Diagnostic Procedure (DTC P0112, P0113, P0117, P0118, P0125, P1112, P1116, P1117, P1285, P1288, P1289, P1290 & P1299) (Steps 7-10)

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Fig 10: Diagnostic Procedure (DTC P0112, P0113, P0117, P0118, P0125, P1112, P1116, P1117, P1285, P1288, P1289, P1290 & P1299) (Steps 11-13)

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Fig 11: Diagnostic Procedure (DTC P0112, P0113, P0117, P0118, P0125, P1112, P1116, P1117, P1285, P1288, P1289, P1290 & P1299) (Steps 14-17)

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Fig 12: Diagnostic Procedure (DTC P0112, P0113, P0117, P0118, P0125, P1112, P1116, P1117, P1285, P1288, P1289, P1290 & P1299) (Step 18)

Courtesy of MAZDA MOTORS CORP.