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2008 - MX-5 - Engine

MANIFOLD ABSOLUTE PRESSURE (MAP) SENSOR INSPECTION [LF]

NOTE:

1. Connect the M-MDS to the DLC‐2.

2. Turn the ignition switch to the ON position (Engine off).
3. Select MAP PID on the M-MDS.
4. Verify that the MAP PID (pressure) and barometric pressure are practically equal.
5. Apply vacuum of –25.0 kPa {–187 mmHg, –7.38 inHg} to the MAP sensor, and verify that the MAP variation from that of Step 4 is approx. 25.0 kPa {187 mmHg, 7.38 inHg}.

Circuit Open/Short Inspection

1. Disconnect the PCM connector. (See PCM REMOVAL/INSTALLATION [LF].)
2. Inspect the following wiring harnesses for an open or short circuit. (Continuity Inspection)
Open circuit
Short circuit


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