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Fl SYSTEM TROUBLESHOOTING
C USTOMER COMPLAINT ANALYSIS
R ecord details of the problém (failure, complaint) and how it occurred as described by the customer. For this p urpose, use of such an inspection form will facilitate collecting information to the point required for proper a nalysis and diagnosis.

EXAMPLE: CUSTOMER PROBLÉM INSPECTION FORM
User name: D ate of issue: M odel: D ate Reg. V IN: D ate of problém: M ileage:

Malfunction indicator lamp condition (LED) Malfunction display/code ( LCD)

• A lways ON

• Sometimes ON

• Always O F F

• Good condition ) )

U ser mode: • No display D ealer mode: • No code

• Malfunction display ( • Malfunction code (

• Difficult Starting
• No cranking • No initial combustion • No combustion • Poor starting at ( • cold n O ther • warm • always)

PROBLÉM SYMPTOMS • Poor Driveability
• Hesitation on acceleration • Back fire/D After fire • Lack of power • Surging • A bnormal knocking • E ngine rpm jumps briefly l~l Other

• Poor Idling
• Poor fast Idle • A bnormal idling speed ( • High • U nstable r/min. to r/min) • Hunting ( n O ther • O THERS: • Low) ( r/min)

• Engine Stall when
• I mmediately after start • Throttle valve is opened • Throttle valve is dosed • L oad is applied n O ther