Vauxhall Workshop Service and Repair Manuals

No.

TECH 1 Display

Conditions for Checking

Nominal Value

Trouble Codes

Terminal

40

DES. IDLE DRIVE

Vehicles with AT:

Ignition ON

Engine running at idle speed, operating temperature

Nominal idle speed for selector lever position "R", "D", "3", "2", and "1" has not been changed (basic setting after control unit reset)

-

X 14 XE AT:

Nominal idle speed for selector lever position "R", "D", "3", "2", and "1" has been programmed.

Note:

The nominal engine speed is a programmable value.

If F0:DATA LIST no.: 41 is ACTIVE, the nominal engine speed has been reprogrammed.

If F0:DATA LIST no.: 41 is INACTIVE, the nominal engine speed has not been altered or the control unit has been reset. In this case, ignore the TECH 1 display. A randomly selected value will be displayed.

775 rpm

The nominal engine speed set in F6:Miscellaneous Tests, F0:Adjustments must appear in the display

Notes on Trouble-shooting:

Nominal Value:

Cause of fault:

(If nominal value is not attained)

Not at start of production MY'95

·   Select TECH 1 menu:

     F6:MISC. TESTS,

  F0:ADJUSTMENTS

  Program new idle speed 825 rpm.

·   TECH 1 data list no. 41

     IDLE ADJ. DRIVE

·   TECH 1 data list no. 40

     DES. IDLE DRIVE

ACTIVE

825 rpm

·   Check control unit calibration, see field remedy measures

·   Select TECH 1 menu:

     F6:MISC. TESTS,

  F1:ECU RESET

·   TECH 1 data list no. 41

     IDLE ADJ. DRIVE

·   TECH 1 data list no. 40

  DES. IDLE DRIVE

INACTIVE

775 rpm

·   Check control unit calibration, see field remedy measures