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2008 - MX-5 - Engine

INTERMITTENT CONCERN TROUBLESHOOTING [LF]

Vibration Method

Inspection Method for Switch Connectors or Wiring Harnesses
1. Connect the M-MDS to the DLC-2.
2. Turn the ignition switch to the ON position (Engine off).

NOTE:

3. Access PIDs for the switch you are inspecting.
4. Turn the switch on manually.
5. Slightly shake each connector or wiring harness vertically and horizontally while monitoring the PID.

Inspection Method for Sensor Connectors or Wiring Harnesses
1. Connect the M-MDS to the DLC-2.
2. Turn the ignition switch to the ON position (Engine off).

NOTE:

3. Access PIDs for the switch you are inspecting.
4. Slightly shake each connector or wiring harness vertically and horizontally while monitoring the PID.

Inspection Method for Sensors
1. Connect the M-MDS to the DLC-2.
2. Turn the ignition switch to the ON position (Engine off).

NOTE:

3. Access PIDs for the switch you are inspecting.
4. Vibrate the sensor slightly with your finger.
Inspection Method for Actuators or Relays
1. Connect the M-MDS to the DLC-2.
2. Turn the ignition switch to the ON position (Engine off).

NOTE:

3. Prepare the output state control function for actuators or relays that you are inspecting.
4. Vibrate the actuator or relay with your finger for 3 s after output state control function is activated.

NOTE:

Water Sprinkling Method

If malfunction occurs only under high humidity or rainy/snowy weather, perform the following steps:

CAUTION:

1. Connect the M-MDS to the DLC-2 if you are inspecting sensors or switches.
2. Turn the ignition switch to the ON position (Engine off).

NOTE:

3. Access PIDs for sensor or switch if you are inspecting sensors or switches.
4. If you are inspecting the switch, turn it on manually.
5. Spray water onto the vehicle or run it through a car wash.



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