Jetta GLS L4-1.8L Turbo (AWP) (2002)
Power Steering Pressure Switch: Testing and Inspection
Signal From Power Steering Pressure Switch
Special tools and equipment
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VAG1551 scan tool or VAG1552 mobile scan tool with VAG1551/3B cable
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VAG1598/31 test box
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VAG1526 hand multimeter or VAG1715 multimeter
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VAG1594 adapter set
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Wiring diagram
Check conditions
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All fuses must be OK.
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Battery voltage must be at least 11.5 V.
Test sequence
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Connect VAG155 scan tool (VAG1552). Start engine and select "Address word" 01 of engine control module. Engine must be running at idling
speed. (Connecting scan tool and selecting engine control module). Refer to "VAG1551 Scan Tool See: Tools and Equipment
Indicated on display
Rapid data transfer
HELP
Select function XX
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Press keys 0 and 8 for function "Read measured value block" and confirm entry with Q key.
Indicated on display
Read measured value block
HELP
Input display group number XXX
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Press keys 0, 5 and 6 for "Display group number 56" and confirm entry with Q key.
Indicated on display
Read measured value block 56
->
1
2
3
4
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Observe values for power steering pressure switch displayed in display zone 4.
Specification: 0 x x x x
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Turn steering wheel to full lock and observe value displayed in display zone 4 (1st digit from left)
Specification: 1 x x x x
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Press -> key.
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Press keys 0 and 6 for "End output" function and confirm input with Q key.
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Switch ignition off.