6-12
ENGINE DIAGNOSIS (RHZ ENGINE WITH SINGLE-CONNECTOR ECM)
CUSTOMER PROBLEM INSPECTION FORM (EXAMPLE)
User name:
Model:
VIN:
Date of issue:
Date Reg.
Date of problem:
Mileage:
PROBLEM SYMPTOMS
V
Difficult Starting
V
Poor Driveability
V
No cranking
V
No initial combustion
V
Poor starting at (
V
Cold/
V
Warm/
V
Always)
V
Other ______________
V
Hesitation on acceleration
V
Back fire/After fire
V
Loss of power
V
Surging
V
Abnormal knocking
V
Other ______________
V
Poor Idling
V
Engine Stall when
V
Poor fast idle
V
Abnormal idling speed (
V
High
V
Low) ( r/min.)
V
Unstable
V
Hunting ( r/min. to r/min.)
V
Other ______________
V
Immediately after start
V
Accel. pedal is depressed
V
Accel. pedal is released
V
Load is applied
V
A/C
V
Electrical load
V
P/S
V
Other _____________
V
OTHERS:
VEHICLE/ENVIRONMENTAL CONDITION WHEN PROBLEM OCCURS
Environmental Condition
Weather
Temperature
Frequency
Road
V
Fair
V
Cloudy
V
Rain
V
Snow
V
Always
V
Other ______________ (
_
F/
_
C)
V
Hot
V
Warm
V
Cool
V
Cold
V
Always
V
Always
V
Sometimes ( times/ day, month)
V
Only once
V
Under certain condition
V
Urban
V
Suburbs
V
Highways
V
Mountainous (
V
Uphill
V
Downhill)
V
Paved road
V
Gravel
V
Other ______________
Vehicle Condition
Engine
condition
V
Cold
V
Warming up phase
V
Warmed up
V
Always
V
Other at starting
V
Immediately after start/
V
Racing without load
V
Engine speed ( r/min.)
Vehicle
condition
V
During driving:
V
Constant speed ( km/h, mile/h)
V
Accelerating
V
Decelerating
V
Right hand corner
V
Left hand corner
V
When shifting (Lever position )
V
At stop
V
Other ( )
Malfunction
indicator lamp
condition
V
Always ON
V
Sometimes ON
V
Always OFF
V
Good condition
V
Flashing
Diagnostic trouble code
First check:
V
No code
V
Malfunction code ( )
Diagnostic trouble code
Second check:
V
No code
V
Malfunction code ( )
NOTE:
The above form is standard sample. It should be modified according to conditions characteristic of each
market.
