Manufacturer Code Charts: 3: 3.3

- Set ohmmeter on 200 ohm scale.

- Measure resistance between module harness connector Pin 8 and valve harness connector Pin 4.

- Measure resistance between module harness connector Pin 14 and valve harness connector Pin 4.

- Is resistance less than 1 ohm?

YES -- Circuit is not open. Go to 3.4. 3.4

NO -- Find and repair open circuit along 664 (Y/LG). Go to 3.6. 3.6