Skoda OCTAVIA MK1 Service Manual page 157

greater than
147
3 less than 170 t
greater than
211
4 less than 14
greater than
30
start by a high charge current or by
auxiliary equipment
Transition resistance in the power supply
t or earth connection for engine control
unit
t Current consumption with ignition off
t Voltage regulator on generator defective
Overvoltage due to starting aid or quick
t
charger
Engine too cold
Coolant temperature sender or cable
t
connection to engine control unit faulty
t Coolant regulator (thermostat) defective
t Radiator dirty
t Radiator fan not operational
t Coolant regulator (thermostat) defective
Coolant temperature sender or cable
t
connection to engine control unit faulty
large quantity of unmetered air between
t
intake manifold and air mass meter
Air mass meter or cable connection to
t
engine control unit faulty
t Gear engaged (automatic gearbox)
t Engine loaded by auxiliary equipment
157
Test voltage, replace
–
regulator if necessary.
Interrogate the fault
–
memory → Chapter.
Conduct road test if
–
necessary.
– Test coolant temperature
sender - G62- →
Inspect coolant regulator
(thermostat), replace if
–
necessary → 1.6 ltr./74
kW Engine, Mechanics
→ Rep. Gr.19.
– Clean radiator.
Test function of the
–
radiator fan.
Inspect coolant regulator
(thermostat), replace if
–
necessary → 1.6 ltr./74
kW Engine, Mechanics
→ Rep. Gr.19.
– Test coolant temperature
sender -G62- → Chapter.
– Eliminate unmetered air.
Test air mass meter
–
→ Chapter.
Put selector lever in P or
–
N.
ancillaries (e.g air
conditioning system).
– Test air mass meter
Chapter.