Suzuki SWIFT RS415 2017, Service Manual

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9D-1 Wipers / Washers:
Wipers / Washers
Diagnostic Information and Procedures
Front Wiper and Washer Symptom Diagnosis
S4RS0A9404001
Rear Wiper and Washer (If Equipped) Symptom Diagnosis
S4RS0A9404002
Condition Possible cause Correction / Reference Item
Wiper malfunctions Circuit fuse blown Replace fuse and check for short circuit.
Wiper motor faulty Check wiper motor referring to “Windshield
Wiper Motor Inspection: ”.
Combination switch (wiper switch) faulty Check wiper switch referring to “Windshield
Wiper and Washer Switch Inspection: ”.
Wiring or grounding faulty Repair circuit.
Washer malfunctions Washer hose or nozzle clogged Clean or repair clogged hose or nozzle.
Circuit fuse blown Replace fuse and check for short circuit.
Washer motor faulty Check washer motor referring to “Washer
Pump Inspection: ”.
Combination switch (washer switch)
faulty Check washer switch referring to “Windshield
Wiper and Washer Switch Inspection: ”.
Wiring or grounding faulty Repair circuit.
Condition Possible cause Correction / Reference Item
Wiper malfunctions
NOTE:
• Use SUZUKI scan tool
makes it easy to check
whether a faulty
condition is on the
input side or output
side of BCM. For
checking procedure,
refer to “Diagnosis
Using Output Test
Function of SUZUKI
Scan Tool” under
“Scan Tool Data: in
Section 10B”.
• Check each part in the
order from the top of
the following list.
Circuit fuse blown Replace fuse and check for short circuit.
Wiper motor faulty Check wiper motor referring to “Rear Wiper
Motor (If Equipped) Inspection: ”.
Combination switch (wiper switch) faulty Check wiper switch referring to “Rear Wiper
and Washer Switch Inspection: ”.
Rear wiper relay faulty Check rear wiper relay referring to “Rear Wiper
Relay Inspection: ”.
Wiring or grounding faulty Repair circuit.
BCM faulty Replace after making sure that none of above
parts is faulty.
Washer malfunctions Washer hose or nozzle clogged Clean or repair clogged hose or nozzle.
Circuit fuse blown Replace fuse and check for short circuit.
Washer motor faulty Check washer motor referring to “Washer
Pump Inspection: ”.
Combination switch (washer switch)
faulty Check washer switch referring to “Rear Wiper
and Washer Switch Inspection: ”.
Wiring or grounding faulty Repair circuit.