Jetta GL L4-1.9L DSL Turbo (ALH) (2001)
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Fuse No. 34 OK
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Battery voltage must be at least 11.5 V
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No leaks in intake and exhaust system.
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No malfunctions in the engine or fuel injection system such as start of injection, injectors, compression pressures.
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The engine coolant temperature must be at least 85°C (185°F)
Test sequence
Observe caution notes
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Connect VAG 1551/1552 Scan Tool and select engine control module, address word 01. The engine must run at idle.
Note: Instead of VAG 1551 Scan Tool also VAG 1552 Scan Tool can be used, however, no print-out can be made.
Display will appear as shown
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Press -0- and -8- buttons to select "Read measuring value block" function 08.
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Press -Q- button to enter input
Display will appear as shown
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Press -0-, -1- and -1- buttons to select Display Group 11
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Press -Q- button to enter input.
Read measuring value block 11