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

Step 16

Make
Aston Martin
Model
DB7 Factory Workshop Manual Volume 2: Electrics, Body and Air Conditioning
Year
1994–1998
Section
Installation instructions › Step 16
Diagnostic system (PDU)Step 16

Step 16

Observe the display screen. Is the screen displaying either of the symbols shown in Fig 19?

YES - Remove the CD caddy and check the CD-ROM. Re-install the CD-ROM. Go to step 13.

NO - Go to step 19

Reload the CD and retry
Figure 19. Reload the CD and retry

Step 17

Connect the PDU to the base station top left connector using the second PDU to base station cable (0064) (Fig 34). Is the screen displaying the symbol shown in Fig 15?

YES - Go to step 18

NO - The first PDU to base station cable is faulty, renew the cable (0064)

Step 18

Connect the PDU to the VIA using cable (0030) and connect the VIA to the VBA using cable (0028). Connect the VBA to a charged battery. Does the VIA panel indicator flash for more than 5 seconds after pressing the 'tick' icon.

YES - Renew the electronic module (0019)

NO - Renew the PDU (0017)

Step 19

Observe the screen display. Is the screen displaying the symbol shown in Fig 20?

YES - During the data transfer, the connection was lost. Check to see if the cable connections are intact, if not, reconnect and go back to step 13.

NO - Go to step 20

Data transfer connection lost
Figure 20. Data transfer connection lost

Step 20

Observe the screen display. Is the language selection screen displayed (Fig 21)?

YES - Try to select a language, go to step 21

NO - Call your local GenRad Service Centre for advice.

Figure 21. Language selection screen

Parts & tools for this job For 1994 Aston Martin DB7

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