MX-5 Miata Mazdaspeed L4-1.8L DOHC Turbo (2004)
Clutch Switch: Testing and Inspection
Clutch Switch Inspection
CLUTCH SWITCH INSPECTION
Inspection of Continuity
NOTE: Perform the following test only when directed.
1. Verify that the clutch switch is installed properly. (See CLUTCH PEDAL REMOVAL/INSTALLATION.)
2. Disconnect the negative battery cable.
3. Remove the clutch switch. (See CLUTCH PEDAL REMOVAL/INSTALLATION.)
4. Inspect continuity between the clutch switch terminals using an ohmmeter.
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If not as specified, replace the clutch switch.
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If clutch switch is okay, but PID value is out of specification, perform the Circuit Open/Short Inspection".
5. Reconnect the clutch switch connector
Circuit Open/Short Inspection
Open circuit
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If there is no continuity, the circuit is open. Repair or replace the harness.
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Power circuit (Clutch switch connector terminal A and PCM connector terminal 4I through common connector.)
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GND circuit (Clutch switch connector terminal B and GND.)
Short circuit
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If there is continuity, the circuit is shorted. Repair or replace the harness.
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Clutch switch connector terminal A and PCM connector terminal 4I through common connector to GND.