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2001 Volkswagen Passat GLS 1.8L Poor Idle Quality, Misfire, MIL Lamp on
Posted to European Driveability on 10/4/2006 12 Replies

Original codes were 16688 - #4 Misfire & 17887 - Brake vacuum system mechanical failure. Found bad coil on #4 cylinder and replaced the coil. 17887 has not returned. Car came back with 16687 & 16688 (#3 Misfire detected) Replaced all four coils - no change....

12 Replies Received (View Replies)

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Message Closed w/Summary

car Vehicle Data

2001 Volkswagen Passat GLS

VIN WVWPD63B21
Engine1.8 L / 4 cyl / GAS
Trans5-speed Automatic (Electronic)
DeliveryFI
EmissionsOBD-II Compliant
SymptomsPoor Idle Quality, Misfire, MIL Lamp On
OccursAlways, Cold, Hot, Worse Cold

Trouble Codes

16684Random Misfire
166873 Misfire
166884 Misfire
17887Brake Vacuum System Mechanical Failure
Message Closed w/Summary

car Vehicle Data

2001 Volkswagen Passat GLS

VIN WVWPD63B21
Engine1.8 L / 4 cyl / GAS
Trans5-speed Automatic (Electronic)
DeliveryFI
EmissionsOBD-II Compliant
SymptomsPoor Idle Quality, Misfire, MIL Lamp On
OccursAlways, Cold, Hot, Worse Cold

Trouble Codes

16684Random Misfire
166873 Misfire
166884 Misfire
17887Brake Vacuum System Mechanical Failure