1998 OPEL FRONTERA Workshop Manual

Page 5625 of 6000

OPEL FRONTERA 1998  Workshop Manual 6E–196
4JX1–TC ENGINE DRIVEABILITY AND EMISSIONS
QOS System Doesn’t Work
StepActionVa l u e ( s )Ye sNo
1Was OBD System check performed?
—Go to Step 2
Go to OBD
System
Check
2Check  glawplug

Page 5626 of 6000

OPEL FRONTERA 1998  Workshop Manual 6E–197 4JX1–TC ENGINE DRIVEABILITY AND EMISSIONS
Much Black Smoke in Exhaust Gas
StepActionVa l u e ( s )Ye sNo
1DEFINITION:
In road tests, much black smoke is mixed.
Was OBD System check performe

Page 5627 of 6000

OPEL FRONTERA 1998  Workshop Manual 6E–198
4JX1–TC ENGINE DRIVEABILITY AND EMISSIONS
Excess Engine Oil Consumption
StepActionVa l u e ( s )Ye sNo
1DEFINITION:
Oil consumption measured in road tests is higher than
expected.
Was OBD S

Page 5628 of 6000

OPEL FRONTERA 1998  Workshop Manual 6E–199 4JX1–TC ENGINE DRIVEABILITY AND EMISSIONS
Default Matrix Table
Service Procedure Default Strategy
A  referral  strategy  has  been  established  to  assist  the
technician with additional i

Page 5629 of 6000

OPEL FRONTERA 1998  Workshop Manual 6E–200
4JX1–TC ENGINE DRIVEABILITY AND EMISSIONS
SymptomsInitial DiagnosisDefault Section(s)
Hesitation, Sag, Stumble1. OBD system check.
2. AP.
3. MAP output check.
4. Fuel system diagnosis.
5. I

Page 5630 of 6000

OPEL FRONTERA 1998  Workshop Manual 6E–201 4JX1–TC ENGINE DRIVEABILITY AND EMISSIONS
On–Vehicle Service
 Camshaft Position (CMP)
Sensor
Removal Procedure
1. Disconnect the negative battery cable.
2. Disconnect  the  electrical  co

Page 5631 of 6000

OPEL FRONTERA 1998  Workshop Manual 6E–202
4JX1–TC ENGINE DRIVEABILITY AND EMISSIONS
Crankshaft Position (CKP)
Sensor
Removal Procedure
1. Disconnect the negative battery cable.
2. Remove the under cover.
035RW091
3. Disconnect  the

Page 5632 of 6000

OPEL FRONTERA 1998  Workshop Manual 6E–203 4JX1–TC ENGINE DRIVEABILITY AND EMISSIONS
Engine Coolant Temperature
(ECT) Sensor
Removal Procedure
NOTE: Care  must  be  taken  when  handling  the  engine
coolant temperature (ECT) sensor