Jetta GLS L4-1.8L Turbo (AWP) (2002)
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Air Injection Pump: Testing and Inspection
Secondary air system pump motor, checking
Special tools, workshop equipment, testers, measuring instruments and auxiliary items required
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V.A.G 1551 scan tool
Note: The vehicle system tester V.A.G 1552 can be used instead of the VAG 1551 scan tool, however a print-out is not possible.
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V.A.G 1551/3 Cable
Check conditions
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Fuse for secondary air pump relay (J299)-arrow-located in the main fuse box on the battery is OK.
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No DTCs must be stored in DTC memory.
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The battery voltage must be at least 11.5 V.
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The suction hose for secondary air pump is not blocked or kinked
Test sequence
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Remove engine cover.
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Detach the pressure hose from the secondary air pump motor.
