New Beetle GL L4-2.0L (AZG) (2002)
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Press -> button.
Indicated on display:
Output Diagnostic Test Mode
->
Fuel Cut-off Valve -N109-
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Engine must stop.
If engine does not stop:
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Switch off ignition.
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Remove Fuel Cut-off Valve -N109- and remove any metal chips or dirt.
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Repeat Output Diagnostic Test Mode, if engine will not stop replace Fuel Cut-off Valve -N109-.
If engine stops:
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Continue Output Diagnostic Test Mode with engine stopped and ignition on.
Activating Wastegate Bypass Regulator valve -N75-:
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Press -> button.
Indicated on display:
Output Diagnostic Test Mode
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Wastegate Bypass Regulator Valve -N75-
The solenoid valve must operate and the rod for the charge pressure control pressure unit on the turbocharger must move back and forth (at least 3 - 4
times, as long as there is vacuum in the vacuum reservoir).
If the solenoid valve does not operate:
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Check charge pressure control solenoid valve -N75-
Activate Glow Plug Relay -J52-:
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Press -> button.
Indicated on display:
Output Diagnostic Test Mode
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Glow Plug Relay J52
Relay must click.
Switching relay on and off can also be observed by the brightening and dimming of the interior light as a result of glow plug power consumption.
If relay does not click:
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Check glow plug relay.
Activate Glow Plug Indicator Lamp -K29-:
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Press -> button.
Indicated on display:
Output Diagnostic Test Mode
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Glow Plug Indicator Lamp -K29-
Glow Plug Indicator Light -K29- must blink.
Glow Plug Indicator Light -K29- does not blink:
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Check Glow Plug Indicator Lamp -K29-.
Activating Relay for low heat output -J359- (only on vehicles with manual transmission):
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Press -> button.