SIS AND TESTING (Continued) Anti-Theft Alarm System : The Ford factory installed remote entry system a PANIC feature that honks the vehicle horn and s the exterior lamps when the PANIC button on remote entry transmitter is pushed. The remote module is separate from the anti-theft module. If remote entry PANIC button is unintentionally d, the honking horns and flashing exterior lights be mistaken for the anti-theft system falsely ring. e are a number of distinctions between theft alarm panic alarm. UNARMED SYSTEM TRIGGERS FALSELY TEST K Theft alarm honks the horn and flashes low headlamps, parking lamps and theft alarm indict- instrument panel. No interior lights are turned on _ theft alarm. Theft alarm cannot be deactivated by turning the key to RUN or ACCY. Panic alarm honks the horn, flashes the hazard lig's (low headlamps do not flash) and interior lights turn in. The Panic alarm can only be deactivated by hitting tie PANIC button again or turning ignition to ON. If the vehicle has a Ford remote entry.system, but does not have an anti-theft system, refer to Section 01-14B. TEST STEP RESULT } ACTION TO TAKE K1 IGNITION KEYLOCK CYLINDER SENSOR RESISTANCE CHECK 0 Disconnect module from wiring harness and Yes V Ignition key-lock cylinder measure the resistance between pin 10 and pin 26 sensor OK. GO to K2. on harness connector. . . . 0 Does resistance measure between 145 and 175 No > iiigfdfpgezggfgr h"'s'- SERVICE Circuit 936 (DG/W). RETEST . system. i K2 REMOTE ENTRY PANIC CHECK ; NOTE: This can only be checked during the time the Yes > Anti-theft system OK. alarm is triggering falsely. REFER to Section 0 I- 143. c When the alarm triggers falsely, turn ignition key to RUN/ACCY position. No > REPLACE damaged 1 0 Does system shutoff? module. RETEST system. i VERIFICATION OF IGNITION KEY LOCK CYLINDER SENSOR TEST L TEST STEP RESULT V ACTION TO TAKE L1 ALARM SYSTEM RESET 0 Reset alarm by unlocking door with key. Yes > GO to L4. 0 Disconnect battery ground cable. 0 Wait 10 seconds. No > Go to L2. 0 Reconnect battery ground cable. I Does alarm trigger 8 seconds after reconnecting battery ground cable? L2 I IGNITION KEY LOCK CYLINDER SENSOR OPERATION o With ignition off, disconnect the ignition key lock Yes > System OK. RECONNECT cylinder sensor from the wiring harness. sensor and STOP. 0 Does alarm trigger? No , GO to L3. L3 I PINS 23 AND 26 VERIFICATION MODULE GROUNDS 0 Verify continuity between pin 23 and pin 26 at the Yes > GO to L4. . fnghe mgu'es ., No > SERVICE Circuit 57 (BK), 5 9'9 "' '' Y- Econcline, or Circuit 570 (BK/W), FSeries and Bronco. RETEST system. L4 ANTI-THEFT MODULE RESISTANCE I Disconnect anti-theft module and measure Yes > REPLACE control resistance between pin 10 and pin 26. module. RETEST system. 0 Is resistance between 145 ohms and 175 ohms? No > SERVICE ignition key lock cylinder sensor and / or Circuit 936 (DG/W). RETEST system. 1994 Econoline/F-ISO, F-250, F-350/ Bronco/F-Super Duty Body/Chassis Aug 1993