Pinpoint Test G: The Engine Does Not Crank - The Anti-Theft Led Proves Out Normally

WARNING: This page is about a different car, the 2006 Mercury Mariner and 2006 Ford Escape. However, it is still accessible from the selected car via links, so may be relevant.

CAUTION: Use the correct probe adaptor(s) when making measurements. Failure to use correct probe adaptor(s) may damage the connector.

G1 CHECK THE STARTING SYSTEM FOR CORRECT VOLTAGE
- Key in OFF position.
- Disconnect: PCM C175b.
- Key in ON position.
- Measure the voltage between the PCM C175b-2, circuit 325 (DB/OG), harness side and ground.
  
  Fig 1: Checking Starting System For Correct Voltage
- Is the voltage less than 8 volts?
Yes : DIAGNOSE the starting system. REFER to STARTING SYSTEM .

No : GO to G2.
G2 CHECK THE PCM FOR CORRECT OPERATION
- Disconnect all the PCM connectors.
- Check for:
  - corrosion
  - pushed-out pins
- Connect all the PCM connectors and make sure they seat correctly.
- Operate the system and verify the concern is still present.
- Is the concern still present?
Yes : INSTALL a new PCM. REFER to ELECTRONIC ENGINE CONTROLS - 2.3L or ELECTRONIC ENGINE CONTROLS - 3.0L (4V) . REPROGRAM the encoded ignition keys. REFER to KEY PROGRAMMING USING DIAGNOSTIC EQUIPMENT . CLEAR the DTCs. REPEAT the self-test.

No : The system is operating correctly at this time. The concern may have been caused by a loose or corroded connector. CLEAR the DTCs. REPEAT the self-test.