Vehicle diagnostics – MotorVac CarbonClean System II LE-1 User Manual
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Overview
1998 MotorVac Technologies,
xxxi
Vehicle Diagnostics
Although vehicle diagnostic tests are not a mandatory part of the cleaning procedure, they can help
determine if poor engine performance is caused by other conditions related to the fuel system.
TBI Systems
The following tests may be performed for this system:
• Fuel System Regulator Opening Pressure
• Fuel System Regulator Running Pressure
PFI Systems
The following tests may be performed for this system:
• Fuel System Regulator Opening Pressure
• Fuel System Regulator Running Pressure
CIS Systems
The following tests may be performed for this system:
• Fuel System Regulator Opening Pressure
• Fuel System Regulator Running Pressure