Disconnect the Clutch S/W and PCM/ECM connectors and inspect for looseness, poor connection, bending, corrosion, contamination, deterioration or damage. Reconnect the connectors.
Connect the GDS and go to “Current Data”.
Monitor Clutch S/W values in Current Data, check and wiggle the harness(es), connector(s), and terminal(s).
Any change in the values indicates a poor connection. Was a connector problem found?
![]() | ▶ Repair the connector. Go to "Verification of Vehicle Repair" procedure. |
![]() | ▶ Go to "Signal Circuit Inspection" procedure. |
IG "OFF".
Disconnect clutch switch harness connector.
IG "ON".
Measure voltage between signal terminal of clutch switch harness connector and chassis ground.
Specification : 12 V
Is the measured voltage within specification ?
![]() | ▶ Go to next step as below. |
![]() | ▶ Repair as necessary and go to "Verification of Vehicle Repair" procedure. |
IG "OFF".
Disconnect clutch switch harness connector and PCM/ECM harness connector.
Measure resistance between both ends of signal line.
Specification : Approx. 0 Ω
Is resistance within specification?
![]() | ▶ Go to next step as below. |
![]() | ▶ Repair as necessary and go to "Verification of Vehicle Repair" procedure. |