2003 Mercedes-Benz ML270 CDi (W163) — Repair Solution

2.7L OM612.963 5cyl 20v DOHC Turbo CRD Diesel · A/C Compressor Not Pumping · HVAC Control System

Mercedes-Benz ML270 CDi (W163) A/C Compressor Not Pumping HVAC Control System Diagnostic Sequence Available

Vehicle Details

Make: Mercedes-Benz
Model: ML270 CDi (W163)
Year: 2003
Engine: 2.7L OM612.963 5cyl 20v DOHC Turbo CRD Diesel
Area: HVAC Control System
Category: A/C Compressor Not Pumping

Customer Complaint

A/C system stopped working correctly some time ago.


Problem Summary

Customer informed that someone had a go at bridging some circuits previously and apparently the system was sort of working.

Since the vehicles last mechanical service it has not worked.

Diagnostic Sequence

The step-by-step diagnostic process used to identify this fault is available to TaT members.

Unlock with Free Trial

Fault Description

The detailed fault description and root cause analysis for this 2003 Mercedes-Benz ML270 CDi (W163) is available to TaT members.

Unlock with Free Trial

Verified Repair Solution

The confirmed repair procedure for this 2003 Mercedes-Benz ML270 CDi (W163) is available to TaT members. Includes the verified fix and technician tips.

Unlock with Free Trial

Quick Facts

CodeMERW103624
Vehicle2003 Mercedes-Benz ML270 CDi (W163)
Engine2.7L OM612.963 5cyl 20v DOHC Turbo CRD Diesel
ComplaintVisible
Diag. SequenceMembers Only
SolutionMembers Only

Need the Full Fix?

Get the complete diagnostic sequence, verified solution, and technician tips.

Access the Full Repair Solutions Database

Unlock 6,127 verified repair solutions with complete diagnostic details, confirmed fixes, and technician tips.


© 2026 The Automotive Technician (TaT) — www.tat.net.au