IG KEY OFF.
Disconnect Mode switch connector.
Measure resistance between one and the other terminal of mode switch connector.
Is the measured value within specification ?
![]() | ▶ Check TCCM connectors for looseness, poor connection, bending, corrosion, contamination, deterioration, or damage. Repair or replace as necessary and then go to "Verification of Vehicle Repair" procedure. |
![]() | ▶ Substitute with a known good Mode Switch and check for proper operation. If the problem is corrected, replace Mode Switch and then go to "Verification of Vehicle Repair" procedure |