The Quick Answer above is the generic definition. What follows is the model-specific detail for the Volkswagen models that log P2195.
DTC/P2195·Volkswagen
P2195 on Volkswagen: Causes, Symptoms and Fix Cost
Quick Answer
Moderate SeveritySafe to drive (short-term)Volkswagen
P2195 on a Volkswagen means the upstream oxygen sensor on bank 1 (the sensor before the catalytic converter, on the cylinder bank that contains cylinder 1) is reading persistently lean and is no longer responding to the engine control unit's fuel corrections. In plain terms, the ECU is trying to richen the mixture but the sensor signal stays stuck on the lean side. This is either a real lean condition (the engine genuinely has too much air or too little fuel) or a sensor that has aged and stopped reporting correctly. It very often appears alongside P0171. VW, Audi, Skoda and SEAT apps often show this code as P219500; the last two digits are a failure-type byte.
Typical repair cost, all makes€60 - €600
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Volkswagen Golf
2005-2024On the 1.4 TSI and 1.2 TSI Golf, P2195 paired with P0171 is very often a real lean condition from a split intake manifold or a leaking PCV diaphragm rather than a failed sensor. The corrugated intake boot and the crankcase breather hoses harden with age and crack. Check those before condemning the upstream wideband sensor, which is comparatively expensive on these engines.
What causes P2195 on a Volkswagen?
Beyond the generic causes listed on the main P2195 page, these are the patterns noted for Volkswagen models:
Volkswagen GolfCracked intake boot or split PCV breather hose causing a genuine lean condition
Volkswagen GolfLeaking intake manifold gasket on the EA211 engines
How to diagnose P2195 on a Volkswagen with OBD2
Follow these steps to pinpoint the root cause of P2195:
- Read the live fuel trims with a scan tool. A high positive long-term fuel trim (well above plus 10 percent) on bank 1 confirms the engine is genuinely running lean, which points to unmetered air or a fuel-delivery problem rather than the sensor itself
- Smoke-test the intake and vacuum system. With the engine off, introduce smoke into the intake and watch for it escaping at hoses, the intake manifold gasket, the PCV system, or cracked vacuum lines. A vacuum or intake leak is the most common real lean cause behind P2195
- Check fuel pressure against the manufacturer specification, both at idle and under load. Low or dropping pressure indicates a weak fuel pump, a clogged filter, or a failing pressure regulator that is starving the engine
- Inspect and test the MAF sensor. A dirty or drifting MAF under-reports airflow, so the ECU injects too little fuel. Compare the MAF reading at idle and at a steady cruise against expected values, and clean the sensor element with proper MAF cleaner if it is contaminated
- Inspect the upstream oxygen sensor wiring and connector for corrosion, chafing, or melted insulation near the exhaust, then watch the sensor's switching activity. A healthy sensor swings between rich and lean. A signal stuck on the lean side with no switching points to an aged or contaminated sensor
- Check for an exhaust leak ahead of the sensor, such as a leaking manifold gasket or a cracked flex pipe. A leak before the sensor lets in outside air and makes the engine read lean even when the mixture is correct
How much does P2195 cost to fix on a Volkswagen? (EUR)
Estimated repair costs for P2195 in EUR, compiled across makes. Expect Volkswagen parts and labour towards the upper end of each range.
Prices estimated as of March 2026. Costs vary by region, vehicle, and shop.
Codes related to P2195
These codes are often seen alongside P2195 or point to related issues, on any make:
Looking for the full P2195 reference (all makes, full diagnosis flow, complete repair cost matrix)?
See the main P2195 guideSkanyx · Volkswagen
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