Engine Temperature Above 59°F (15°C)
- Crank engine and check voltage at terminal 87 of cold start relay. Voltage should be 0 volts. If battery voltage is present, remove wiring harness connector from terminal 85 of the cold start relay.
- If voltage is 0 volts, the thermotime switch is at fault and must be replaced. If battery voltage is still present at terminal 87 after disconnecting terminal 85, the replace the cold start relay.
- If cold start injectors pass fuel when no voltage is present at terminal 87, the injectors must be replaced.