ELECTRICALS
48
Wiper - preliminary troubleshooting :
Problem observed
Cause
Action to be taken
Narrow streaks are left on the
Foregin matter has attached
Clean the edge of the blade.
wind shield making it hard to see.
to the blade . Edge of the
If streakes still appear, replace
blade is worn out.
the blade.
The wiper blade jumps across
No proper contact of wiper blade Clean the wind shield. If jumping
the windshield and makes a
with wind shield glass and wiper
persists, replace the blade.
lot of noise. Un-smooth operation.
blade does not move smoothly
across the surface but vibrates,
noisily and bounces.
The blade does not contact with Deformed wiper blade/
Replace wiper blade/
the windshield surface evenly,
arm.
arm.
leaving a large un-wiped surface.




