Dynamic Test
WARNING: This page does not describe the selected car, but rather 6 other vehicles, including the 2018 GMC Yukon XL, 2018 GMC Yukon, 2018 Chevrolet Tahoe, 2018 Chevrolet Suburban, and 2018 Cadillac Escalade ESV. However, it is still accessible from the selected car via links, so may be relevant.
- Ignition/Vehicle - Off
- Disconnect the electrical connector:Q44 Engine Oil Pressure Control Solenoid Valve
- Connect a 3 A fused jumper wire between the test points:Ignition terminal 1/A & 12 V
- Momentarily connect a jumper wire between the test points:Control terminal 2/B & GroundCAUTION: Complete the testing as quickly as possible in order to prevent overheating and damaging the component.
Verify the component turns On and Off when connecting and disconnecting the jumper wire:Q44 Engine Oil Pressure Control Solenoid Valve
- If the component does not turn On and Off
Replace the component:Q44 Engine Oil Pressure Control Solenoid Valve
- Go to next step: If the component turns On and Off
- If the component does not turn On and Off
- All OK.