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Author Topic: Mk5 GTi stage 1 fuel pressure problems  (Read 3538 times)

Offline Lassebongo

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Re: Mk5 GTi stage 1 fuel pressure problems
« Reply #15 on: Yesterday at 06:22:48 pm »
Alright im back with the logs including the lambda. I swapped back to the newer pump again and it seems to fit just fine now, dont know what i did wrong before..

https://log.tunezilla.com/s/0um1L1Wt

Now with all the swapped parts and the pump is fitted nicely in the tank hole the car threw some fault codes aswell. Makes sense but i think all the swapped parts were culprits aswell. The mesh filter in the old pump was completely clogged, tried soaking it in breakcleaner etc but made no difference. The car is drivable now but just a tad bit to much on the pedal it starts jerking.  Im assuming the pump is pushed to 91% because of the nonsense values the g410 is giving the ECU.

4 Faults Found:
 000307 - Oxygen (Lambda) Sensor B1 S1
               P0133 - 002 - Response too Slow - Intermittent
             Freeze Frame:
                    Fault Status: 00100010
                    Fault Priority: 2
                    Fault Frequency: 1
                    Reset counter: 255
                    Mileage: 133420 km
                    Time Indication: 0
                    Date: 2000.00.00
                    Time: 05:02:06
             Freeze Frame:
                    RPM: 1417 /min
                    Load: 33.7 %
                    Speed: 57.0 km/h
                    Temperature: 73.0°C
                    Temperature: 41.0°C
                    Absolute Pres.: 980.0 mbar
                    Voltage: 13.716 V
 012555 - Low Pressure Fuel regulation
               P310B - 002 - Fuel Pressure Outside Specification - Intermittent
             Freeze Frame:
                    Fault Status: 00100010
                    Fault Priority: 2
                    Fault Frequency: 49
                    Reset counter: 255
                    Mileage: 133441 km
                    Time Indication: 0
                    Date: 2000.00.00
                    Time: 08:08:45
VCDS
 Diagnostic Trouble Code Report
 Control Module Part Number: 1K0 907 115 Q
 Page 2
             Freeze Frame:
                    RPM: 2116 /min
                    Load: 9.4 %
                    Speed: 0.0 km/h
                    Temperature: 46.0°C
                    Temperature: 27.0°C
                    Absolute Pres.: 1010.0 mbar
                    Voltage: 14.097 V
 000135 - Fuel Rail/System Pressure
               P0087 - 002 - Too Low - Intermittent - MIL ON
             Freeze Frame:
                    Fault Status: 10100010
                    Fault Priority: 2
                    Fault Frequency: 32
                    Reset counter: 255
                    Mileage: 133454 km
                    Time Indication: 0
                    Date: 2000.00.00
                    Time: 06:54:39
             Freeze Frame:
                    RPM: 917 /min
                    Load: 29.0 %
                    Speed: 0.0 km/h
                    Temperature: 29.0°C
                    Temperature: 20.0°C
                    Absolute Pres.: 1000.0 mbar
                    Voltage: 13.843 V
 009529 - Low Pressure Fuel Sensor (G410)
               P2539 - 001 - Open Circuit - Intermittent
             Freeze Frame:
                    Fault Status: 00100001
                    Fault Priority: 2
                    Fault Frequency: 1
                    Reset counter: 255
                    Mileage: 133749 km
                    Time Indication: 0
                    Date: 2000.00.00
                    Time: 02:58:22
             Freeze Frame:
                    RPM: 0 /min
                    Load: 0.0 %
                    Speed: 0.0 km/h
                    Temperature: 31.0°C
                    Temperature: 38.0°C
                    Absolute Pres.: 990.0 mbar
                    Voltage: 11.938 V
« Last Edit: Yesterday at 06:24:52 pm by Lassebongo »

Offline ZoliWorks

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Re: Mk5 GTi stage 1 fuel pressure problems
« Reply #16 on: Yesterday at 09:46:42 pm »
Did you clear the codes after fitting everything back and then go for a test drive?
Mk5 Jetta 2.0 TFSI BWA | Manual | Mk6 GTI Front | BorgWarner K04 Turbo | Sachs X-Tend Clutch Kit | Ta-Technix Air Intake | Ta-Technix Cat-less Downpipe | Ta-Technix Sandwich Intercooler | OEM S3 Injectors | Vis Motorsport 175 bar HPFP | 319hp 491nm


Offline Lassebongo

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Re: Mk5 GTi stage 1 fuel pressure problems
« Reply #17 on: Yesterday at 10:07:26 pm »
Sure did. They came back. The check engine light seems sporadic though, does not come back right away.
I'm doing a live log tomorrow while jiggling the connector. Also cleaning the pins inside the connector plus the counterpart on the sensor
« Last Edit: Yesterday at 10:09:09 pm by Lassebongo »