Field Case Galloper/Engine High RPM/Unstable,Black smoke

Model: Galloper	Model year: 2004	Mileage 75321
Displacement: 2000 cc	Fuel:Gasoline	T/A all

Subject: Engine high RPM,Unstable,Black smoke

1) Condition

1. Abnormal increasing of  Engine RPM during driving or braking.
2. Hesitation, poor engine power or stalling.
3. Black smoke.

2) Cause.

• Poor contact of of the fuel pump wiring and engine wiring.

3)Diagnosis.

1. Connect the wiring harness connectors.
   = 12 pin connector: 4 pin (Governor electric,CSP wires).
   = 3pins connector: 2pin (pump speed sensor wires).

4) Repair Guide.

• Check and repair wire. 
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