F3: Check Harness Ground Continuity

Remove engine covers & displace coolant expansion tank, see removal instructions Disconnect PI015 & measure the resistance between EM013/029 & PI015/002

Is the resistance < 0.5 ohms?

Yes
Go to F4

No
Inspect EM013 & PI015 for corrosion, bent/pushed back pins or locate & repair the harness/connector PI001/024. Test the system for normal operation