Fig. 33: Identifying PCM Harness Side Connectors
Courtesy of MAZDA MOTORS CORP.
Open Circuit
If there is no continuity, there is an open circuit. Repair or replace the wiring harness.
ECT sensor terminal A and PCM terminal 2AH
ECT sensor terminal B and PCM terminal 2AY
Short Circuit
If there is continuity, there is a short circuit. Repair or replace the wiring harness.
ECT sensor terminal A and power supply
ECT sensor terminal A and body ground
ECT sensor terminal B and power supply
MASS AIR FLOW (MAF)/INTAKE AIR TEMPERATURE (IAT) SENSOR
REMOVAL/INSTALLATION [LF]
1. Remove the battery cover.
2. Disconnect the negative battery cable. (See
BATTERY REMOVAL/INSTALLATION [LF]
.)
3. Disconnect MAF/IAT sensor connector.
4. Remove the MAF/IAT sensor.
2007 Mazda MX-5 Miata Sport
2007 ENGINE PERFORMANCE Engine Control System - MX-5 Miata
Microsoft
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