Astra F
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Abbreviations, Definitions
EGR PULSE RATIO Pulse ratio of exhaust gas recirculation
INTAKE AIR TEMP. Intake air temperature
AT Automatic transmission
BATTERY VOLTAGE + Battery voltage for control unit and sensors / actuators
TV pot. Throttle valve potentiometer
TPS SIGNAL Recognition of throttle valve potentiometer position
DLC adapter Data lead plug adapter for TECH 1
ECU Electronic Control Unit
DS Shift signal from AT driving stage selector lever
TS Transmission signal (shift signal from AT)
ACS AC standby; signals to engine management whether AC is switched on or off
A / C CUTOFF RELAY AC cutoff relay for AC compressor cutoff
FUEL PUMP RELAY Fuel pump relay
COOLANT TEMP. Coolant temperature
A / C INFORMAT. SW On / Off switch signal from AC
A / C COMPRESS. SW Switch signal from AC compressor (pressure switch)
CS Pulse Pick - Up Crankshaft pulse pick - up
IAC ADAPT. SLOPE Pulse ratio of idle air adjuster signal
IAC INTEGRATOR Integrator value of idle air adjuster
IAC BLOCK LEARN Block learn value of idle air adjuster
MT Manual Transmission
Camshaft S. Camshaft sensor
02 SENSOR LOOP Open / closed loop via oxygen sensor
02 INTEGRATOR Integrator value of mixture (O2) correction in control unit
02 BLM IDLE THR. Learned mixture characteristic curve for idle speed
02 SENSOR Oxygen sensor voltage in mV
02 BLM PART THR. Learned mixture characteristic curve for partial load range
PWM Pulse width modulated signal
SEC. AIR PUMP REL Relay for secondary air injection
FUEL TANK VENT. Tank vent valve
SPARK ADVANCE Firing angle BTDC calculated by control unit
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