Fi System Troubleshooting - Suzuki RMX450Z Service Manual

1A-21 Engine General Information and Diagnosis:

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 an inspection form such as below will facilitate collecting information required for proper analysis and diagnosis.
EXAMPLE: CUSTOMER PROBLEM INSPECTION FORM
User name:
Date of issue:
Difficult Starting
No cranking
No initial combustion
No combustion
Poor starting at
( cold / warm /
Other
Poor Idling
Poor fast Idle
Abnormal idling speed
( High / Low) (
Unstable
Hunting ( r/min to
Other
OTHERS:
VEHICLE/ENVIRONMENTAL CONDITION WHEN PROBLEM OCCURS
Weather
Temperature
Frequency
Road
Engine condition
Vehicle condition
NOTE
The above form is a standard sample. The form should be modified according to condition and
characteristics of each market.
Model:
Date Reg.:
PROBLEM SYMPTOMS
always)
r/min)
r/min)
Environmental condition
Fair / Cloudy / Rain /
Hot / Warm / Cool /
Always / Sometimes (times / day, month) /
Under certain condition
Mountainous ( Uphill /
Vehicle condition
Cold / Warming up phase /
Immediately after start /
During driving: Constant speed /
Right hand corner /
At stop / Vehicle speed when problem occurs (
Other:
VIN:
Date of problem:
Poor Driveability
Hesitation on acceleration
Back fire / After fire
Lack of power
Surging
Abnormal knocking
Engine rpm jumps briefly
Other
Engine Stall when
Immediately after start
Throttle valve is opened
Throttle valve is closed
Load is applied
Other
Snow / Always /
Cold ( °C / °F) /
Always
Downhill) / Gravel /
Warmed up /
Racing without load /
Accelerating /
Left hand corner
Mileage:
Other
Only once
Other
Always / Other at starting
Engine speed ( r/min)
Decelerating
km/h, mile/h)
BA02J21104008