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Home >> Mazda >> 2008 >> 3 L4-2.0L >> Repair and Diagnosis >> Powertrain Management >> Computers and Control Systems >> Sensors and Switches - Computers and Control Systems >> Transmission Position Sensor/Switch >> Testing and Inspection >> [FS5A-El] Automatic Transmission/Transaxle
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[FS5A-El] Automatic Transmission/Transaxle

TRANSAXLE RANGE (TR) SWITCH INSPECTION [FS5A-EL]
Operating Inspection
1. Verify that the starter operates only when the ignition switch is turned to the START position with the selector lever in P or N position.
^ If there is any malfunction, adjust the TR switch.
2. Verify that the back-up lights illuminate when shifted to R position with the ignition switch at the ON position.
^ If there is any malfunction, adjust the TR switch.





3. Verify that the positions of the selector lever and the indicator are aligned.
^ If there is any malfunction, adjust the TR switch.

Continuity Inspection

Caution:
^ Water or foreign material entering the connector can cause a poor connection or corrosion. Be sure not to drop water or foreign material on the connector when disconnecting it.

1. Remove the battery duct and battery cover.
2. Disconnect the negative battery cable.
3. Remove the under cover.





4. Disconnect the TR switch connector.





5. Verify that the continuity is as indicated in the table.
^ If there is any malfunction, adjust the TR switch and go to Step 5.








6. Reinspect for continuity at TR switch. If there is any malfunction, replace the TR switch.
7. Connect the TR switch connector.
8. Install the undercover.
9. Connect the negative battery cable.
10. Install the battery duct and battery cover.

Resistance Inspection (On-Vehicle Inspection)

Caution:
^ Water or foreign material entering the connector can cause a poor connection or corrosion. Be sure not to drop water or foreign material on the connector when disconnecting it.

1. Remove the battery duct and battery cover.
2. Disconnect the negative battery cable.
3. Remove the under cover.





4. Disconnect the TR switch connector.





5. Measure the resistance between the following terminals.
^ If there is any malfunction, inspect the ground, then perform the operating inspection.

Transaxle range (TR) switch

Transaxle Range (TR) Switch:





6. Connect the TR switch connector.
7. Install the under cover.
8. Connect the negative battery cable.
9. Install the battery duct and battery cover.
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