Fi System Troubleshooting - Suzuki AN400 Service Manual

FI System Troubleshooting

Customer Complaint Analysis
Record details of the problem (failure, complaint) and how it occurred as described by the customer. For this purpose,
use of such an inspection form will facilitate collecting information to the point required for proper analysis and
diagnosis.
EXAMPLE: CUSTOMER PROBLEM INSPECTION FORM
User name:
Date Reg.
Malfunction indicator
lamp condition (LED)
Malfunction display/code
(LCD)
Difficult Starting
No cranking
No initial combustion
No combustion
Poor starting at
(cold / warm / always)
Other
Poor Idling
Poor fast Idle
Abnormal idling speed
(High / Low) ( r/min)
Unstable
Hunting ( r/min to
Other
MOTORCYCLE/ENVIRONMENTAL CONDITION WHEN PROBLEM OCCURS
Weather
Temperature
Frequency
Road
Engine condition
Motorcycle condition During driving:
NOTE
This form is a standard sample. The form should be modified according to conditions and
characteristic of each market.
Model:
Date of problem:
Always ON / Sometimes ON / Always OFF / Good condition
User mode: No display / Malfunction display (
Dealer mode: No code / Malfunction code (
PROBLEM SYMPTOMS
r/min)
Environmental condition
Fair / Cloudy / Rain / Snow / Always / Other
Hot / Warm / Cool / Cold ( °F / °C) / Always
Always / Sometimes (times / day, month) / Only once
Under certain condition
Urban / Suburb / Highway / Mountainous (Uphill / Downhill)
Tarmacadam / Gravel / Other
Motorcycle condition
Cold / Warming up phase / Warmed up / Always / Other at starting
Immediately after start / Racing without load / Engine speed (
Constant speed / Accelerating / Decelerating
Right hand corner / Left hand corner / When shifting (Gear position
At stop / Motorcycle speed when problem occurs (
Other
Engine General Information and Diagnosis:
VIN:
Mileage:
Poor Driveability
Hesitation on acceleration
Back fire / After fire
Lack of power
Surging
Abnormal knocking
Engine rpm jumps briefly
Engine Stall when
Immediately after start
Throttle valve is opened
Throttle valve is closed
Load is applied
Other
B705H11104011
Date of issue:
)
)
r/min)
)
km/h, mile/h)
1A-12