U0136

Lost Communication with Fuel Pump Control Module

Q: What does fault code U0136 mean?

Lost Communication with Fuel Pump Control Module. Loss of comms with a separate fuel pump control module (used on many modern vehicles instead of a simple relay).

Q: What are the symptoms of U0136?

No-start or stalling; Weak fuel delivery; CEL

Q: What are the possible causes of U0136?

Blown fuse; Wiring fault; Failed fuel pump control module

Q: How to fix U0136?

Check fuse and wiring; Test/replace fuel pump control module if confirmed

Severity: High Network/Communication Generic OBD-II Code Est. Repair: $100 - $700

High severity. Avoid long drives and get diagnosed as soon as possible. Flashing check engine light = stop driving if safe.

Quick Answer

U0136 means “Lost Communication with Fuel Pump Control Module.” Severity: High. Estimated repair cost: $100 - $700. Most common sign: No-start or stalling.

What Does U0136 Mean?

Loss of comms with a separate fuel pump control module (used on many modern vehicles instead of a simple relay).

Common Symptoms

No-start or stalling

Weak fuel delivery

CEL

Possible Causes

Blown fuse

Wiring fault

Failed fuel pump control module

How to Fix U0136 – Repair Guide

Check fuse and wiring

Test/replace fuel pump control module if confirmed

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Budgeting for This Repair?

A typical U0136 repair runs about $100 - $700. If you'd rather spread the cost over time, estimate the payment with our free sister tool: Car Finance Calculator (50-state sales tax, trade-in equity, full amortization).

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Disclaimer: Information is for educational reference only and does not replace professional diagnosis. Actual causes and costs vary by vehicle make, model, year and condition. Always verify with a qualified technician.