Air and Fuel Fuel Injection Systems and Components - Mechanical

Bosch

COMMON RAIL PUMP

$1,447.59

SKU: B00G 0445020146

Special Order
Special Order
Ships in 4–6 weeks
Free Shipping over $200
$100 Minimum Order
Non-Returnable Item
INSTALL DIFFICULTY
DIY PRO SHOP

Moderate — 2–4 hours

Overview

The Bosch 0 445 020 146 is a new fuel injection pump for diesel engines. Symptoms of a failing unit pump can include rough idling, misfires, increased fuel consumption, difficulty starting, and loss of power or acceleration.

This pump is manufactured with the latest engineering updates and uses all OE tools and processes to ensure factory performance. It is constructed with 100% new components and includes a pump mounting O-ring in the box.
Show original supplier description
COMMON RAIL PUMP
Vehicle Symptoms
  • Rough idling after cold start
  • Hard starting or long cranking time
  • Loss of power under load
  • Increased fuel consumption
  • Engine misfire at low RPM
Diagnostic Codes
  • P0190 – Fuel Rail Press Snsr A Ckt
  • P0191 – Fuel Rail Press Snsr A Ckt Range/Perf
  • P0192 – Fuel Rail Press Snsr A Ckt Low In
  • P0193 – Fuel Rail Press Snsr A Ckt High In
  • P0260 – Injection Pump Fuel Metering Ctrl A Malf
  • P1215 – Injector Ctrl Press Above Expected Level
  • P1285 – Injection Ctrl Press Out Of Range Low
  • P1286 – Injection Ctrl Press Out Of Range High
Relevant Conversations
  • diesel engine rough idle and hard starting
  • P0190 code causing low power
  • Bosch fuel injection pump replacement for 0445020146
  • why is my diesel losing power and smoking
  • fuel pump vs injector pump symptoms
  • P0260 injection pump metering control malfunction fix
  • best replacement fuel injection pump for [vehicle model]
  • P1215 high injection pressure troubleshooting
  • diesel fuel pump not building pressure
  • how to diagnose P0191 fuel rail pressure sensor

Product descriptions are provided by our supplier partners and may not always be perfectly accurate. Not sure this fits? or call (760) 282-4645 and we’ll verify before you order.

Fitment

Fitment Guaranteed

Don’t gamble
on fit.

Log your build in the MOTORMIA app and we’ll guarantee this part fits your exact setup — or your money back, return shipping covered.

Available on iOS & Android

Specifications

BrandBosch
Part NumberB00G 0445020146

Videos

We’re here — turning wrenches, just like you.

Call us, follow along, or come say hi.

Buy with Confidence

Returns & Fitment

Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.

View Full Return Policy

Shipping

Orders are processed in 1–3 business days. In stock parts ship promptly from our partner network. Special-order items either aren’t currently stocked or are built to your spec — expect 4–6 weeks. If a part goes on backorder while your order is in the queue, we’ll reach out and work through discounted alternatives together.

Free shipping over $200 in the continental US. Alaska, Hawaii, U.S. territories (Puerto Rico, U.S. Virgin Islands, Guam, American Samoa, and the Northern Mariana Islands), and international orders carry surcharges — most appear at checkout. Some exceptions (LTL freight, or suppliers who quote freight only after we place the order) won’t. In those cases we’ll reach out with the exact charge before your order moves forward.

View Full Shipping Policy