2016 Mercedes-Benz E350 Sedan

Sunnyvale, CA 94086

Engine: 3.5L Naturally Aspirated V6 (M276) • Certified European Specialist • Ref #SME-2016-mer

Fair Standard

Quoted Estimate $769.97

Fair Published Standard $688.00

Identified Savings $81.97

Strata Trust Score 94/100

Itemized Line-Item Breakdown

Service Description	Quoted	Fair Standard	Audit Verdict
Front Brake Pads & Coated Rotors Replacement Anti-Corrosion Coated Rotors + OEM Ceramic Pads & Wear Sensors Reset Parts: OEM Ceramic Front Pads (008-420-08-20) - $111.86 • Anti-Corrosion Coated Rotors (Pair) - $295.80	$785.66 2.0 hrs labor	$688.00 1.6 hrs labor	Fair Standard (Offset by $81.38 courtesy credit)

Estimating Software Auto-Markup Offset by Courtesy Discount

Estimating software automatically added a +20% markup over published 1.6 hr flat-rate book time (billing 2.0 hrs). However, the shop applied an $81.38 courtesy credit, bringing the net customer price squarely into the fair standard range.

Exact Questions to Ask Your Service Advisor:

"I noticed your base labor reflects the estimating system's standard +20% labor guide markup over published book time (2.0 hrs vs 1.6 hrs). Thank you for applying the courtesy discount to offset this."

"Can you confirm that new electronic brake pad wear sensors were installed and reset on the instrument cluster?"

Mercedes-Benz W212 E-Class Brake Maintenance Guide

Expected Lifespan: Front Brake Pads: 30,000 - 45,000 Miles • Front Brake Rotors: 45,000 - 65,000 Miles

Technical Recommendations for this Procedure:

✓ Mercedes-Benz W212 chassis utilizes single-use electronic wear sensors; sensors must be replaced when replacing pads.
✓ Always use anti-corrosion coated rotors to prevent galvanic bonding to the aluminum hub carriers.
✓ Caliper carrier bracket mounting bolts require replacement or blue threadlocker torqued to 85 lb-ft.

Common Failure Symptoms: Check Brake Pad Wear warning message on central display cluster, brake pulsation at highway speeds.

Regional / Climate Factor (Sunnyvale, CA): European semi-metallic compounds produce high brake dust; ceramic upgrades offer lower dust while maintaining Autobahn heat tolerance.

• Component Inspection Guide

European Fixed Multi-Piston Caliper & Electronic Wear Sensor

Failure Mechanism: Wear Sensor Contact Grounding & Dual Caliper Piston Drag

Mercedes-Benz utilizes single-use electronic wear sensors that complete an electrical circuit to the SAM control module when friction material reaches 2.5mm.

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