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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.