Installation Manual

Revision Date: 3/27/2011 Page: 12 of 21
e) Route EC mirror harness from rear quarter panel trim to the reverse
signal at the reverse light.
f) Use wire ties or foam tape where appropriate to ensure harness won’t
rattle. Secure harness away from pinch points, sharp edges, and trim
panel clips. (Fig. 2-17)
NOTE: If rear quarter panel trim was not removed, carefully bend the trim down
enough to reach in and use the foam tape to tape the EC mirror harness to the trim
panel.
11. Connect EC mirror harness to reverse signal.
a) Gain access to connector at back of reverse light, in order to find re-
verse signal.
b) Using multi-meter, locate a wire exiting the reverse light connector that
tests +12 Volts and is controlled by placing the vehicle in reverse. (Fig.
2-18)
c) Ensure power in this wire is off when vehicle is not in reverse.
d) Using IDC Wire Tap, connect GREEN wire of the EC mirror harness to
the located reverse circuit. (Fig. 2-19)
e) See “IDC Wire Tap Procedure” on Page 2, for detailed instructions on
tapping into OEM harness with IDC connector.
Fig. 2-17
12.00 V
V - D/C
Fig. 2-18
Fig. 2-19
Ensure parking brake is set. Test reverse line with vehicle in Accessory mode
so that the vehicle doesn’t drive off while testing.
CAUTION
!