Mazda CX-5 Service & Repair Manual: Ion Sensor Inspection
DTC Inspection
1. Connect the M-MDS to the DLC?2.
2. Perform the DTC inspection using the M-MDS..
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If any DTC related to the ignition coil/ion sensor is present, repair the malfunctioning location according to the applicable DTC troubleshooting..
Visual Inspection
NOTE:
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Because the ion sensor is integrated in the ignition coil, replacing the ion sensor includes replacement of the ignition coil/ion sensor.
1. Disconnect the negative battery cable..
2. Remove the plug hole plate..
3. Remove the ignition coil/ion sensor..
4. Verify that there is no damage to the ignition coil/ion sensor, and no corrosion and damage to the connector.
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If there is a malfunction, replace the ignition coil/ion sensor..
Inspection Of SST (Deployment Tool) [Two Step Deployment Control System]
1. Before using the SST (49 H066 002), inspect its operation.
Inspection Procedure
1. Follow the steps below to inspect the SST (49 H066 002).
If not as indicated in the table, repl ...
Ion Sensor
Purpose/Function
Detects ion generation in the combustion chamber for detecting pre-ignition.
Detects ions which occur due to fuel combustion as current by applying bias
voltage to t ...
Other materials:
Identification Numbers
Vehicle Information Labels
Vehicle Identification Number
The vehicle identification number legally identifies your vehicle. The number
is on a plate attached to the left top side of the dashboard. This plate can easily
be seen through the windshield.
Motor Vehicle Safety Standard Label
...
Heated Oxygen Sensor (HO2 S) Inspection
HO2S Inspection
1. Connect the M-MDS to the DLC?2.
2. Switch the ignition ON (engine on).
3. Warm up the engine to normal operating temperature.
4. Access the following PIDs using the M-MDS..
VSS (Vehicle speed)
RPM (Engine speed)
O2S12 (HO2S output voltage)
5. D ...
Fuel Gauge
Purpose
The fuel gauge notifies the user of the amount of remaining fuel.
Function
The instrument cluster calculates the amount of fuel in the fuel tank based
on the following CAN signals and displays the fuel gauge segments.
Fuel gauge sender unit voltage signal ...
