vauxhall Workshop Repair Guides

Vauxhall Workshop Service and Repair Manuals

Automatic System Test (Quick Check) > < Illustration - Components of Electronic Diesel Injection Regulation

Abbreviations, Definitions

 

 

BATTERY VOLTAGE

=   Battery voltage

COOLANT TEMP.

=   Coolant temperature

FUEL TEMPERATURE

=   Fuel temperature

BOOST TEMPERATUR

=   Charge air temperature

BOOST PRESSURE

=   Charge pressure in intake manifold

BAROMETER SENSOR

=   Atmospheric pressure

BRAKE SWITCH 1

=   Signal from brake lamp switch 1

BRAKE SWITCH 2

=   Signal from brake lamp switch 2

PARK/NEUTRAL SW.

=   Selector lever position switch (AT only)

CLUTCH SWITCH

=   Clutch switch (MT only)

TRANSM. CODING

=   Internal control unit recognition of manual or automatic transmission

ANTI THEFT WARN.

=   Anti-theft warning system blocks voltage supply to starter, engine control unit

A/C INFORMAT. SW

=   Air conditioning switch

A/C CUTOFF REQ.

=   Request for air conditioning cutoff (e.g. on rapid acceleration)

A/C CUTOFF RELAY

=   Air conditioning cutoff relay for air conditioning compressor cutoff

VEHICLE SPEED

=   Vehicle speed signal from anti-lock brake system ABS-2SH

CRC CONTROL DEV.

=   Controls for cruise control

APS SIGNAL

=   Signal from pedal position sensor

IDLE POSITION SW

=   Idle speed switch

FUEL QUANT.SENS.

=   Actual injection quantity

DES. FUEL QUANT.

=   Nominal injection quantity (calculated by control unit)

INJ. REGULATION

=   Adjustment of injection timing

ACTUAL INJ.START

=   Actual start of injection determined by start of injection sensor

DES. INJ. START

=   Nominal start of injection calculated by control unit

ENGINE SPEED

=   Actual engine speed

MIN.DESIRED IDLE

=   Nominal engine speed in idle operation

IDLE SPEED OFFS.

=   Value for alteration of the idle speed set in F6: Adjustments

GLOW TIME RELAY

=   Relay for preheater system

DIAG.GLOW TIME R

=   Signal for internal faults in preheating time relay

PRE HEAT. IND.

=   Preheater telltale

CHECK LIGHT

=   Engine telltale

FUEL CUTOFF SOL

=   Fuel cutoff solenoid valve

EGR SOLENOID

=   Exhaust gas recirculation valve

TORQUE CONTROL

=   Torque reduction for shifting (fuel quantity reduction)

APS LOAD SIGNAL

=   Load signal from pedal position sensor

MAX. FUEL QUANT.

=   Maximum possible injection quantity (characteristic map), can be changed in F6:Adjustments

FUEL QUANTITY

=   Control unit value for injection quantity sensor converted into mg/stroke

MAX.FUEL Q.OFFS.

=   Value for changing maximum injection quantity set in F6:Adjustments

START FUEL Q.OFF

=   Value for changing start of injection quantity set in F6:Adjustments

QUANTITY ADAPT.

=   Slow adaptation of injection quantity (judder dampening)

INJ.TIME V.COD

=   Start of injection characteristic curves for various national exhaust emission norms

EGR RATE

=   Exhaust gas recirculation characteristic curves for various national exhaust emission norms

 

 

BR              =   brown

BRBL         =   brown/blue

GRWS        =   grey/white

SW             =   black

 

 

Automatic System Test (Quick Check) > < Illustration - Components of Electronic Diesel Injection Regulation