P1662 FORD IDM_EN Circuit Failure FORD Technical Service Bulletins for P1662 code 2002 FORD EXCURSION ELECTRICAL SYSTEM:IGNITION:MODULE 2002 FORD F SUPER DUTY ELECTRICAL SYSTEM:IGNITION:MODULE Post navigation ← P1705 FORD Manual Lever Position Sensor Out of Self-Test RangeP1635 FORD Tire / Axle Ratio Out of Acceptable Range → Search for: Categories OBD II Codes FAQs OBD II Wiki OBDII Body(B) Codes OBDII Chassis(C) Codes OBDII Network(U) Codes OBDII Powertrain(P) Codes Pages OBD2 (B0001-B2800) OBD2 (C0001-C3000) OBD2 (P0001-P0999) OBD2 (P1000-P2000) OBD2 (P2001-P3500) OBD2 (U0001-U2500) Vehicleacura AUDI BMW buick cadillac chevrolet chrysler dodge ford gmc honda hummer hyundai infiniti ISUZU JAGUAR jeep kia lexus MAZDA MITSUBISHI nissan P0101 P0102 P0122 P0123 P0171 P0174 P0302 P0303 P0304 P0305 P0306 P0335 P0340 P0720 P1111 pontiac saturn scion SUBARU SUZUKI toyota VOLKSWAGEN VOLVO