connector:
Female terminal opening is loose.
Coupler (pin holder) damage
Pin discoloration (blackness)
Harness/pin crimp is loose or disconnected.
2. Measure the #2 sensor terminal voltage.
If there is a
0 V or more
difference between the sensor and the M-MDS or equivalent voltages,
inspect the wiring harness for open or short circuits.
If the sensor and the M-MDS or equivalent voltages are the same, inspect the following points
concerning the sensor connector:
Female terminal opening is loose.
Coupler (pin holder) damage
Pin discoloration (blackness)
Harness/pin crimp is loose or disconnected.
If there are no problems, proceed to next investigation below.
Electrical Supply System Inspection For Variable Resistance Type 2
Confirm that the sensor #3 terminal is
B+
.
If the measured voltage on the #3 terminal is
B+
, inspect the following points on the sensor
connector.
If there is no problem, inspect for the following:
Female terminal opening is loose.
Coupler (pin holder) damage
Pin discoloration (blackness)
If the #3 terminal measures other than
B+
, inspect the following:
Open or short circuit in wiring harness
Harness/pin crimp is loose or disconnected.
Thermistor Type (IAT Sensor and ECT Sensor)
2007 Mazda MX-5 Miata Sport
2007 ENGINE PERFORMANCE Symptom Troubleshooting - MX-5 Miata
Microsoft
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