Ford Mustang (1999-2004) Service Manual: Tracer Dye Leak Detection

Special Tool(s)

120 Watt 110 Volt UV Lamp 20C 164-R0721 or equivalent

NOTE: Ford Motor Company vehicles are produced with a permanent leak tracer dye incorporated into the A/C system. The location of leaks can be pinpointed by the bright yellow-green glow of the tracer dye. Since more than one leak can exist, always inspect each component.

1. Check for leaks using a 120 Watt UV spot lamp.

  • Scan all components, fittings and lines of the A/C system.

Tracer Dye Leak Detection

2. After the leak is repaired, remove any traces of tracer dye with a general purpose oil solvent.

3. Verify the repair by operating the system for a short time and inspect with the UV spot lamp.

Tracer Dye Leak Detection

    Electronic Leak Detection
    Special Tool(s) H10PM Refrigerant Leak Detector With Battery 216-00001 or equivalent CAUTION: Good ventilation is necessary in the area where electronic A/C leak testing is to be ca ...

    Air Conditioning (A/C) System Flushing
    Special Tool(s) A/C Flush and Purge Machine 219-00022 (part of 219-00023) or equivalent A/C Flush and Purge Fitting Kit 219-00024 (part of 219-00023) or equivalent WA ...

    Other materials:

    Key Programming - Additional Key With One Programmed Key
    Special Tool(s) Worldwide Diagnostic System (WDS) 418-F224, New Generation STAR (NGS) Tester 418-F052, or equivalent diagnostic tool NOTE: This procedure is used when a customer needs to have an additional key programmed into the veh ...

    Pinpoint Tests
    PINPOINT TEST P1464: DTC P1464: A/C DEMAND OUT OF SELFTEST RANGE Test Step Result / Action to Take P14641 RECHECK FOR THE DTC YesGO to P14642 . No The system is functioning correctly. This DTC will set if the A/C is turned on when carryi ...

    Component Tests
    Drive Belt Noise/Flutter Drive belt chirp occurs due to pulley misalignment or excessive pulley runout. It can be the result of a damaged pulley or an incorrectly aligned pulley. To correct, determine the area where the noise comes from. Check each of the p ...