Mazda 2: Intermittent Concern Troubleshooting

Mazda 2 2007-2014 Service Manual / Engine / Intermittent Concern Troubleshooting

Vibration Method

1. If malfunction occurs or becomes worse while driving on a rough road or when engine is vibrating, perform the steps below.

NOTE:

Inspection Method for Switch Connectors or Wiring Harnesses

1. Connect the M-MDS to the DLC-2.

2. Switch the ignition to ON (engine off).

NOTE:

3. Access the 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.

Mazda 2. INTERMITTENT CONCERN TROUBLESHOOTING

Inspection Method for Sensor Connectors or Wiring Harnesses

1. Connect the M-MDS to the DLC-2.

2. Switch the ignition to ON (engine off).

NOTE:

3. Access the PIDs for the switch you are inspecting.

4. Slightly shake each connector or wiring harness vertically and horizontally while monitoring the PID.

Mazda 2. INTERMITTENT CONCERN TROUBLESHOOTING

Inspection Method for Sensors

1. Connect the M-MDS to the DLC-2.

2. Switch the ignition to ON (engine off).

NOTE:

3. Access the 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. Switch the ignition to ON (engine off).

NOTE:

3. Prepare the Output State Control for actuators or relays that you are inspecting.

4. Vibrate the actuator or relay with your finger for 3 s as Output State Control is activated.

Mazda 2. INTERMITTENT CONCERN TROUBLESHOOTING

NOTE:

Water Sprinkling Method

CAUTION:

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

1. Connect M-MDS to the DLC-2 if inspecting sensors or switches.

2. Switch the ignition to ON (engine off).

NOTE:

3. Access the PIDs for sensor or switch if 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.

Mazda 2. INTERMITTENT CONCERN TROUBLESHOOTING

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