Pinpoint Test F: The Anti-Theft Indicator Is Always/Never On

WARNING: This page is about a different car, the 2008 Ford RV Cutaway, 2008 Ford Econoline, 2008 Ford E450 Super Duty, and 2008 Ford Cutaway. However, it is still accessible from the selected car via links, so may be relevant.

NOTE: When a new IC is installed, the PATS keys must be programmed into the new IC.

NOTE: When a new IC is installed, the parameters must be reset in both the IC and the PCM.

F1 CHECK THE ANTI-THEFT INDICATOR FOR CORRECT OPERATION
- Key in OFF position.
- Connect the diagnostic tool.
- Key in ON position.
- Enter the following diagnostic mode on the diagnostic tool: IC DataLogger
- Trigger the IC active command all lamps to on, then off.
- Does the anti-theft indicator illuminate, then turn off?
1. YES : Go to F2.
2. NO : INSTALL a new IC. REFER to INSTRUMENT CLUSTER (IC) AND WARNING CHIMES article. RESET the parameters in the IC and the PCM. REFER to Passive Anti-Theft System (PATS) Parameter Reset . PROGRAM the PATS keys into the new IC. REFER to Key Programming Using Diagnostic Equipment . CYCLE the ignition. REPEAT the self-test.
F2 CHECK FOR CORRECT IC OPERATION
- Disconnect all the IC connectors.
- Check for:
  - corrosion
  - damaged pins
  - pushed-out pins
- Connect all the IC connectors and make sure they seat correctly.
- Operate the system and verify the concern is still present.
- Is the concern still present?
1. YES : INSTALL a new IC. REFER to INSTRUMENT CLUSTER (IC) AND WARNING CHIMES article. PROGRAM the PATS keys into the new IC. REFER to Key Programming Using Diagnostic Equipment . CYCLE the ignition. REPEAT the self-test.
2. NO : The system is operating correctly at this time. The concern may have been caused by a loose or corroded connector. CLEAR the DTCs. CYCLE the ignition. REPEAT the self-test.