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

1. Manual Trigger (page 2 of 2)

Make
Aston Martin
Model
DB7 Factory Workshop Manual Volume 2: Electrics, Body and Air Conditioning
Year
1994–1998
Section
Operating instructions
Diagnostic system (PDU)1. Manual Trigger · page 2 of 2

The following trigger options are available:-

  • Triggers when the signal passes above a specified value, i.e. stop lamp.
  • Triggers when the signal passes below a specified value, i.e. Anti-Lock brakes warning lamp.
  • Triggers when the signal passes outside a specified band, i.e. oxygen sensor feedback.
  • Triggers when the signal passes into a specified band.

Once the type of trigger has been selected the trigger value(s) (i.e. the signal level at which the trigger point will occur) should be set.

These values are set by highlighting the existing value.

Screen showing ECT with Trigger set to 87°C

Highlighted Trigger Value

Press the calculator-style icon.

A new screen should now be displayed.

Calculator-style screen with buttons and display

Trigger Value Entry

Enter the required trigger value using the calculator-style screen buttons.

The S.I. button enables unit selection, where applicable, refer to S.I. Units.

Confirm the trigger value by pressing the ‘tick’ icon.

The trigger screen will now be re-displayed.

Press the ‘tick’ icon to go back to the Parameter Customisation screen.

Press the ‘tick’ icon again to return to the datalogger main menu.

Parts & tools for this job For 1994 Aston Martin DB7

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