Fitment notes: OEM size: 12V 12Ah AGM auxiliary battery (Mercedes small auxiliary/backup type, e.g. A000 982 xx xx / AUX-type) · Location: engine compartment, near/behind the main battery (on some builds under a cover on the left side of the bay) · Purpose: voltage stabilization/support for start-stop restarts and backup power for electrical consumers and electronics
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Every control module on the 2020-2026 Mercedes-Benz GLA250 H247 — where it lives, replacement time, and what it takes to program a replacement. Modules marked dealer / factory tool won't work after a part swap alone — budget for programming.
Electric Power Steering Control Unit (EPS)2.8 hr R&Rsecurity gateway +0.8 hr▸ programming details
⚠️ Memory seat functions. Basic coding possible with aftermarket tools. Two modules (driver/passenger).
Fuel Pump Control Module (FPCM)0.5 hr R&Rrelearn only +0.2 hr▸ programming details
📍 Under vehicle, near fuel tank or integrated with SAM-R
🔧 Xentry Diagnostics or scan tool
⚠️ May be integrated function of SAM-R on some variants. Adaptation required after fuel system service.
Aftermarket tool coverage varies by software version and vehicle build — treat "aftermarket tool" rows as "usually possible" and verify against your tool maker's coverage list before promising a customer. Spot a wrong location or hour? Tell us — corrections ship fast here.
Size-standard part numbers — verify your connector type before buying. Rear blades are model-specific; check the package's vehicle list.
Fuel economy figures are EPA data via fueleconomy.gov (median across matching trims). Performance figures are compiled estimates for the 2025 Mercedes-Benz GLA250 H247 2.0L I4 Turbo M260 and can vary by trim.
🔧 Database maintained under the daily editorial review of Chris Hackleman · Master Technician · 20+ years.