JC34 - Check For C3 High at Coil Pack - KOEO

- Key On, Engine Off.

- Measure voltage between (+)J10 (LC3C) and (-)J7 (B-) at breakout box.

- Is DC voltage reading greater than 10.0 volts?

YES -- GO to J35. JC35 - Check For C4 High at Coil Pack - KOEO

NO -- C3 low fault. GO to JC42. JC42 - Check For C3 Short Low - Coil Disconnected - Key Off