Workshop Manuals Factory service & repair Aston Martin
01 Introduction and safety02 Electrics03 Body and trim04 Air conditioning05 Diagnostic system (PDU)
Aston Martin DB7 Factory Workshop Manual Volume 2: Electrics, Body and Air Conditioning (1994-1998)05 · Diagnostic system (PDU)
05 · Diagnostics

Cable Setup - 95 MY

Make
Aston Martin
Model
DB7 Factory Workshop Manual Volume 2: Electrics, Body and Air Conditioning
Year
1994–1998
Section
Operating instructions › Cable Setup - 95 MY
Diagnostic system (PDU)Cable Setup - 95 MY

Cable Setup - 95 MY

On selecting the required vehicle area, the selected software will be loaded and then the Cable Setup screen will appear.

Connections will be shown directly to the selected control unit on 95 model year vehicles using the vehicle interface adaptor (VIA) and appropriate cables from the PDU kit. Select the specified interface devices and cables from the PDU kit and connect as shown in the diagram.

Cable Setup - 97 MY

On 97 model year vehicles, connections to the vehicle are made via the Aston Martin Multi-Protocol Adaptor and two diagnostic sockets for most vehicle systems.

Cable Setup screen showing connection to Upper Diagnostic Socket

Diagnostics Sockets - 97 MY

The diagnostic sockets are located behind the passenger side underscute panel.

Diagram of Upper and Lower Diagnostic Sockets mounted on a bracket

The sockets are mounted on a bracket and labelled Upper and Lower. The following lists describe the systems accessed from each socket.

Upper Diagnostic Socket

  • Transmission Control Module (TCM)
  • Megamoss Security System
  • FMC Airbag System
  • Teves Mk IV Anti-Lock Braking System

Lower Diagnostic Socket

  • EEC V Powertrain Control Module (PCM)
  • PATS Passive Anti-Theft System
  • Autoliv Seatbelt Pretensioner System

Air Conditioning Diagnostics

The Valeo air-conditioning system uses a unique communications protocol and therefore the vehicle interface adaptor (VIA) is required and is connected directly to the air-con CPU in order to carry out diagnostics work on the system.

Parts & tools for this job For 1994 Aston Martin DB7

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