DR5 - Check CID Circuit For Short to Ground

+

- Key "OFF".

- Breakout box installed, Powertrain Control Module (PCM) disconnected.

- Camshaft Position (CMP) or Crankshaft Position (CKP) sensor disconnected.

- Ignition Control Module (ICM) (Pins 1-6) disconnected.

- Measure resistance between the Cylinder Identification (CID)(+) Signal test pin and test pins 16, 40 and 46 at the breakout box.

- Is each resistance greater than 10,000 ohms?

Yes -- Go to DR7. DR7 - Check For Shorts In PCM

No -- Service short circuit. Remove breakout box. Reconnect PCM. Rerun quick test. Quick Test Appendix (Detailed Testing Instructions)