Other information:
General Specifications - Rear Parking Aid
Item
Specification
Test object position 1 (P1) and position 5 (P5), distance from rear bumper
25 cm (10 in)
Test object position 2 (P2) and position 4 (P4), distance from rear bumper
50 cm (20 in)
Test object position 3 (P3), distance from rear bumper
150 cm (59 in)
..
Inspection
NOTE:
Dropped spark plugs should always be discarded.
Unfired
An unfired spark plug should appear very clean
with a pure nickel finish to the threads and ground strap. The center
electrode ceramic insulator surface is often a matte or dull finish and
pure white in color. The external primary insulator is often a polished
white ceramic with appropriate stamping ..