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GW-28 REAR WINDOW DEFOGGER System Description EIS002D1 MODELS WITHOUT POWER DOOR LOCKS The rear window defogger system is controlled by the rear window defogger timer. Each time the rear window ● to rear window defogger relay terminal 5 ● through 20A fuse [No. 25, located in the fuse block (J/B)]. With the ignition switch in the ON or START position, power is supplied ● through 10A fuse [No. 5, located in the fuse block (J/B)] ● to rear window defogger relay terminal 1, and ● to rear window defogger timer terminal 1. Ground is supplied to air control (rear window defogger switch) terminal 8 and rear window defogger timer ter- ● to rear window defogger timer terminal 3 ● through air control (rear window defogger switch) terminal 8. Rear window defogger timer terminal 2 then supplies ground to the rear window defogger relay terminal 2. ● through terminal 3 of the rear window defogger relay ● to rear window defogger terminal +. Rear window defogger terminal – is grounded through body ground R102. ● from rear window defogger relay terminal 3 ● to air control (rear window defogger switch) terminal 4. Air control terminal 8 is grounded through body grounds M14 and M68. MODELS WITH POWER DOOR LOCKS The rear window defogger system is controlled by the smart entrance control unit. Each time the rear window ● to rear window defogger relay terminal 5 ● through 20A fuse [No. 25, located in the fuse block (J/B)], and ● to smart entrance control unit terminal 49 ● through 7.5A fuse [No. 28, located in the fuse block (J/B)]. With the ignition switch in the ON or START position, power is supplied ● through 10A fuse [No. 5, located in the fuse block (J/B)] ● to rear window defogger relay terminal 1, and ● to smart entrance control unit terminal 27. Ground is supplied to air control (rear window defogger switch) terminal 8 and smart entrance control unit ter- ● to smart entrance control unit terminal 14 ● through air control (rear window defogger switch) terminal 5. Smart entrance control unit terminal 37 then supplies ground to the rear window defogger relay terminal 2. ● through terminal 3 of the rear window defogger relay ● to rear window defogger terminal +. |