Fault Code Lookup › Powertrain codes › P2402
P2402 Powertrain · generic OBD-II
Evaporative Emission System Leak Detection Pump Control Circuit High
P2402 is a standard code covering engine, transmission, fuel and emissions. It names the system that logged the fault, not the part that failed. Below: which cars owners reported it on, what happened, and recalls on those cars, from 8 complaints filed with NHTSA. Updated November 9, 2026.
Owners also write it as P240200 (the last two characters are the sub-code).
- 8owner reports
- 6car models
- 0mention a crash
- 0mention a fire
- 2021–2025model years
Which cars get code P2402?
Every model whose owners mentioned P2402 in a complaint, most reports first. Each year opens that car's full problem report. Popular models collect more reports because more of them are on the road.
Mercedes-Benz E-Class
1 reportMercedes-Benz GLC-Class
1 reportMercedes-Benz GLE-Class
1 reportVolkswagen Atlas
1 reportVolkswagen Atlas Cross Sport
1 reportWhere does P2402 show up?
By brand
- Volkswagen5
- Mercedes-Benz3
Component the owner filed it under
Is there a recall for P2402?
The others concern the component owners file this code under (Fuel/Propulsion System) on the same cars; they may or may not relate to the code. Recall repairs are free; check your VIN at nhtsa.gov/recalls.
Fuel System, Gasoline: Delivery: Fuel Pump Mercedes-Benz USA, LLC (MBUSA) is recalling certain 2021-2024 GLE, GLS, C-Class, E-Class, S-Class, SL, GLC, CLS, AMG GT, and G-Class vehicles. Please refer to MBUSA's recall report for specific vehicle details. The fuel pump may shutdown, causing a loss of drive power.
2021 Mercedes-Benz E-Class. Full risk and remedy on each car's report.
What happened when owners saw P2402?
7 of the 8 reports, spread across the models above, as the owners wrote them. NHTSA removes names and VINs; long reports are trimmed. CarHooq has not verified individual claims.
Check Engine light illuminated, code: P2402 #07E8 EVAP SYSTEM LEAK DETECTION PUMP CONTROL CIRCUIT HIGH. Checked online and same year, same model have recall for same issue.
Vehicle: 2021 Mercedes-Benz E350 Sedan (W213) VIN: [XXX] While operating the vehicle, the diagnostic system displayed the fault code P240200 related to the Evaporative Emission Control System (EVAP). The warning message indicated a “positive short circuit” in the fuel vapor leak diagnosis pump control circuit. The malfunction appears to involve the EVAP diagnostic module and/or associated electrical wiring near the fuel system. The affected component may be available for inspection upon request. The issue raises safety concerns because the fault involves an electrical short circuit associated with the fuel vapor control system. Potential risks may include electrical overheating, malfunction…
…Dealer diagnosed fault in motor electronics for code P240200 (Actuation of the pump in the diagnostic module of the evaporative emission control system has a short circuit to positive). Separated diagnostic module from charcoal canister. Replaced. Cleared codes. System OK. 2.May 13–26, 2026: Check engine light illuminated again. Dealer diagnosed fault code P260F00 (monitoring of the evaporative emission control system has a malfunction). Multiple diagnostic tests were performed. All OK. Evap system OK. No replacements of parts before the vehicle was released. 3.July 4, 2026: Check engine light illuminated for a third time. On July 7, the engine began running extremely rough while stopped at…
Current mileage: 55,000 miles, and the warranty expired at 50,000 miles. Shortly after the expiration, a bunch of warning alerts started to pop up, along with a solid yellow check engine light. I had the error codes read, and it came back as, “P2402 SAE: EVAP System Leak Detection Pump Control Circuit: High." In order for any work to be performed, VW demands a $212 diagnostic fee in order to even determine what is wrong with the vehicle. If the EVAP pump is found to be bad as the code suggests, it would cost anywhere between $700-900 to fix. So, I took to Google to figure out what is going on. There are pages and pages of documentation from other VW drivers who have the exact same issue. So…
I am reporting a serious safety defect involving my 2025 Volkswagen Atlas Cross Sport SE, VIN [XXX]. The vehicle repeatedly experienced shaking, hesitation, warning lights, loss of power, and engine shutdowns. On approximately XXX, the engine shut off while the vehicle was idling in Drive at approximately 48,582 miles. On approximately XXX, multiple warning lights appeared and the vehicle stopped operating while being driven on the highway, creating a serious collision risk. An independent diagnostic scan recorded code P2402, EVAP leak-detection-pump control circuit high. Volkswagen personnel had previously been notified of a vacuum-related concern. [XXX] Volkswagen of [XXX] took possession…
…In addition, our tiguan also burns an excessive amount of engine oil with no repairs wanting to be made by VW and now has a p2402 code causing engine light to come on all the time. Numerous troubles that are adding up fast and no help or support from VW and its dealers.
…And now p2402 code for an emissions issue. Problems adding up fast and no help from VW or VW dealers.
P2402: questions drivers ask
What does code P2402 mean?
P2402 is a generic OBD-II powertrain code. Its standard definition is "Evaporative Emission System Leak Detection Pump Control Circuit High". The code tells you which system set the fault, not which part failed; the owner reports on this page show what it meant in practice for 6 car models.
Which cars get code P2402 most often?
In NHTSA owner complaints, P2402 is mentioned most for the Volkswagen Tiguan (3), Mercedes-Benz E-Class (1), Mercedes-Benz GLC-Class (1), across 6 models and model years 2021 to 2025. Popular models collect more reports because more of them are on the road.
Is there a recall for code P2402?
No NHTSA recall text names P2402 directly. 1 recall on the cars that report this code concerns the same component owners name most (Fuel/Propulsion System); they may or may not relate to the code. Check your VIN at nhtsa.gov/recalls.
What should I do if my car shows P2402?
Write down when the code appeared and what the car did (warning lights, loss of power, noises, speed, weather). Check your VIN for open recalls at nhtsa.gov/recalls, ask a dealer or independent workshop to read the stored freeze-frame data before anyone clears the code, and keep the repair order. If the car loses power in traffic, stop driving it. CarHooq does not diagnose: these are owner reports and official recall notices, not repair advice.
How this page was made
CarHooq read the text of every owner complaint filed with NHTSA for 19 US and European brands (model years 2012 onwards) and picked out the diagnostic trouble codes owners wrote down. This page lists every mention of P2402 (including sub-code forms such as P240200). The definition is the generic SAE J2012 wording; a carmaker may use the code slightly differently. Nothing here is a diagnosis. More answers: the fault code FAQ. Data: NHTSA Office of Defects Investigation (public domain), retrieved November 9, 2026. How CarHooq reports are made.
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