Jetta Sedan V6-2.8L (BDF) (2003)
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Connect multimeter to measure resistance between contacts 1 and 3 of LDP -V144- using adapter cables from VAG 1594 A
Specification: 640.... 720 ohms
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Connect multimeter to measure resistance between contacts 2 and 3 of LDP -V144- using adapter cables from VAG 1594 A
Specification: 12.5 19.5 ohms
If the specifications are not attained:
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Replace Leak Detection Pump (LDP)
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Check DTC memory:
Refer to Powertrain Management
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Read readiness code:
Refer to Powertrain Management
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Generate readiness code again if DTC memory has been erased or engine control module separated from permanent positive supply.
Refer to Powertrain Management