Rear Window Defogger - Subaru FORESTER 2001 Quick Reference Index

Glass/Windows/Mirrors

17. Rear Window Defogger

A: INSPECTION
CAUTION:
When wiping stain on glass off with cloth, use
a dry and soft cloth and move it in the direction
of the heat wire extension to avoid damage to
the heat wire.
1) Turn ignition switch to ON.
2) Turn defogger switch to ON.
3) Wrap tips of tester pins with aluminum foil to
avoid damage to heat wire.
4) Measure voltage at wire center with DC voltme-
ter.
Standard voltage:
Approx. 6 volts
Voltage
Approx. 6 V
Approx. 12 V or 0 V
NOTE:
¼ If the measured value is 12 volts, heat wire is
open between wire center and positive (+) end.
¼ If zero volt, heat wire is open between wire cen-
ter and ground.
5) Apply positive lead of voltmeter to positive ter-
minal of voltmeter, and then move negative lead
along the wire up to the negative terminal end. If
voltage changes from zero to several volts during
movement of lead, heat wire is open at the voltage
change point.
REAR WINDOW DEFOGGER
S905341
S905341A10
G6M0136
B5M1053A
Criteria
OK
Broken
B: REPAIR
1) Clean broken portion with alcohol or white
gasoline.
2) Mask both side of wire with thin film.
3) Apply conductive silver composition (DUPONT
No. 4817) to broken portion.
4) After repair, check wire.
GW-48
S905341A11
G6M0138