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VOLKSWAGEN
P0087
P2293
P0300

P0087 P2293 P0300 VW 2.0 TFSI – High Pressure Fuel Pump & Cam Follower

Diagnostic Priority: High
Complexity Level: Advanced

Diagnostic guide for P0087, P2293, and P0300 on Volkswagen 2.0 TFSI. Low rail fuel pressure, worn camshaft follower bucket, and HPFP failure analysis.

Vehicle

VOLKSWAGEN

Codes

3 units

Analysis Type

Technical Expert

Status

Analyzed

Technical Analysis

REF: #3E66A6

The combination of P0087, P2293, and P0300 on VAG 2.0 TFSI represents high-pressure fuel starvation caused by a worn or perforated cam follower bucket driving the HPFP.

Expected Symptoms

Check engine light illuminated with sudden boost drop under hard acceleration on VOLKSWAGEN (DTCs: P0087, P2293, P0300)
Rough idle and sluggish throttle pickup from a dead stop
Misfiring and hesitation during high-speed highway overtaking (2,500–3,500 RPM)

System Impact

Drivetrain
Engine Control
Emission Control

Potential Fault Sources

01Sticking electronic wastegate actuator or heavy carbon buildup on intake valves (affecting VOLKSWAGEN subsystem for P0087, P2293, P0300)
02Boost control solenoid N75 leakage or split charge air hose
03Ruptured diaphragm in PCV oil separator assembly (logged fault: P0087)

Workflow / Methodology

01

Verify supply voltage and sensor telemetry for P0087, P2293, P0300 on VOLKSWAGEN with multimeter at key ON.

02

Measure wastegate position feedback voltage at key ON: normal 3.5–3.9 V in closed position.

03

Smoke-test induction system and boost plumbing at 1.2 bar to pinpoint leaks.

04

Check crankcase depression with digital manometer at warm idle (-100 to -150 mbar).

Live Data & Mätvärdestoleranser (Är/Bör-värden)

Fabriksgodkända referensvärden vid diagnos och live-avläsning

Mätvärdesblock
Parameter / SignalTestvillkorBör-värde (Normalt)Avvikelse / Varning
GivarreferensspänningTändning på4.95 – 5.05 V< 4.75 V (Kortslutning/Spänningsfall)
Signalretur tomgångDriftstemperaturInom fabriksintervall ±5%Signalkorruption el avbrott

Assessment & Action Proposal

Technical Recommendation

Install a new OEM HPFP, fresh cam follower bucket, and new O-ring seal. Replace camshaft if lobe is damaged. Flush engine oil and filter. Clear DTCs.

Need a deeper analysis? Use our advanced fault code analyzer to find likely connections and in-depth guidance.

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Vanliga frågor om dessa felkoder

Vad är den primära orsaken till felkoderna?

The combination of P0087, P2293, and P0300 on VAG 2.0 TFSI represents high-pressure fuel starvation caused by a worn or perforated cam follower bucket driving the HPFP.

Kan man köra vidare med tänd motorlampa / varningslampa?

Körning med aktiva felkoder kan leda till strypt motoreffekt (nödläge / Limp Home), blockerad partikelfilterregenerering eller följdskador på mekaniska komponenter. Felsökning bör genomföras omgående.

Hur åtgärdas kombinationen på säkrast sätt?

Install a new OEM HPFP, fresh cam follower bucket, and new O-ring seal. Replace camshaft if lobe is damaged. Flush engine oil and filter. Clear DTCs.