2019 Mercedes B250

Factory specifications, fluid capacities, torque values, EPA fuel economy and the federal safety record for the 2019 B250.

Service quick specs OEM factory data

Capacities, torques and tune-up values from the factory service manual.

The firing order is 1-3-4-2.

Engine torques

Oil Pump to Cylinder BLock Bolts/Studs

120 inch lbs. ft-lbs

Ignition

Cylinder Firing Order	1-3-4-2
Cylinder Firing Order	1-3-4-2

Brakes

ABS Sensor Torque

Front: 6.0; Rear: 6.0

Multi-step torque procedures OEM · verified

Camshaft Bearing/Carrier Cap Bolts or Studs — tightening sequence 1 stages

1

89 inch lbs., Step 2: 90°.

89 in

Connecting Rod (Large End) Bearings — tightening sequence 1 stages

1

44 inch lbs., Step 2: 132 inch lbs., Step 3: 90°.

44 in

Cylinder Head — tightening sequence 1 stages

1

M11 Bolts

7.4 ft. lbs

Engine Flywheel Bolts — tightening sequence 1 stages

1

33 ft. lbs., Step 2: 90°.

33 ft. lbs

Main Bearings — tightening sequence 1 stages

1

27 ft. lbs., Step 2: 120°.

27 ft. lbs

Common OBD-II trouble codes

The most common OBD-II codes for this vehicle's emissions system. These are standardized SAE J2012 definitions, not vehicle-specific fault reports.

P0420

Catalyst system efficiency below threshold — Bank 1

P0300

Random / multiple cylinder misfire detected

P0171

System too lean — Bank 1

P0455

Evaporative emission system leak detected — large leak

P0128

Coolant thermostat below regulating temperature

P0442

Evaporative emission system leak detected — small leak

VIN tools

Decode factory build data for a specific vehicle by VIN.

VIN

Decode a VIN to confirm the transmission and build data for a specific B250. OEM

Build data

Plant, GVWR class, engine and body data for any 17-character VIN.

Recalls

Check open recall campaigns against a specific vehicle by VIN.

Reference guides

Cross-vehicle references for the kinds of data on this page.

OBD-II trouble codes Torque specifications