1998 OPEL FRONTERA engine

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Page 5424 of 6000

OPEL FRONTERA 1998  Workshop Manual ENGINE ELECTRICAL 6D – 21
Rectifier Assembly
1. Measure  the  resistance  between  each  diode
terminal  and  aluminum  diode  fin  in  forward  and
reverse  directions  with  the  connection  of  t

Page 5425 of 6000

OPEL FRONTERA 1998  Workshop Manual 6D – 22 ENGINE ELECTRICAL
1. Using  a  press  with  a  socket  wrench  attached,
reassemble  rotor  and  rear  end  cover  assembly  in
the front cover.2. Install pulley on the rotor.
Secure  the  p

Page 5426 of 6000

OPEL FRONTERA 1998  Workshop Manual ENGINE ELECTRICAL 6D – 23
QOS4 PREHEATING SYSTEM
GENERAL DESCRIPTION
QOS4 preheating system features a quick-on glow plug
with  thermometer  control  of  the  glowing  time  and  the
afterglow time

Page 5427 of 6000

OPEL FRONTERA 1998  Workshop Manual 6D – 24 ENGINE ELECTRICAL
1 Inspection on Quick Heating Operation
1. Disconnect  ECT-sensor  connection  on  the
thermostat housing
Legend
(1) ECT Sensor
(2) EVRV
2. Connect  the  circuit  tester  b

Page 5428 of 6000

OPEL FRONTERA 1998  Workshop Manual ENGINE ELECTRICAL 6D – 25
ECT SENSOR
Measure  the  resistance  depending  on  the  water
temperature.
Temperature (°C) Current (mA) Resistance (k
)
20 ± 1 1.0 2.0 – 3.0
50 ± 1 1.0 0.6 – 1.0
W

Page 5430 of 6000

OPEL FRONTERA 1998  Workshop Manual 6E–1 4JX1–TC ENGINE DRIVEABILITY AND EMISSIONS
4JX1–TC 3.0L ENGINE 
DRIVEABILITY AND EMISSIONS
CONTENTS
Specification 6E–7. . . . . . . . . . . . . . . . . . . . . . . . . . 
Tightening Specif

Page 5431 of 6000

OPEL FRONTERA 1998  Workshop Manual 6E–2
4JX1–TC ENGINE DRIVEABILITY AND EMISSIONS
Circuit Description 6E–56. . . . . . . . . . . . . . . . . . . . . 
Action Taken When the DTC Sets 6E–56. . . . . . . 
Conditions for Clearing th

Page 5432 of 6000

OPEL FRONTERA 1998  Workshop Manual 6E–3 4JX1–TC ENGINE DRIVEABILITY AND EMISSIONS
Action Taken When the DTC Sets 6E–90. . . . . . . 
Conditions for Clearing the MIL/DTC 6E–90. . . . . 
Diagnostic Aids 6E–90. . . . . . . . . .