2007 ISUZU KB P190 Workshop Repair Manual

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ISUZU KB P190 2007  Workshop Repair Manual ENGINE DRIVEABILITY AND EMISSIONS 6E–271
8. If removal of fuel injector is necessary, Refer to Fuel
Injectors Removal Procedure .
Installation Procedure 1. Install the fuel injectors if necessary. R

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ISUZU KB P190 2007  Workshop Repair Manual 6E–272 ENGINE DRIVEABILITY AND EMISSIONS
FUEL INJECTOR
Removal Procedure 
NOTE:  If the fuel injectors are leaking, the engine oil
may be contaminated with fuel. Check the oil for signs
of contamina

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ISUZU KB P190 2007  Workshop Repair Manual ENGINE DRIVEABILITY AND EMISSIONS 6E–273
7. Install fuel rail assembly. Tighten the nuts to 19 N·m(1.9 kgf·m). Refer to  Fuel Rail Installation
Procedure .
Tighten the flare nut to 27 - 33 N·m (2

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ISUZU KB P190 2007  Workshop Repair Manual 6E–274 ENGINE DRIVEABILITY AND EMISSIONS
5. Remove the fuel pressure regulator retaining screw. 
6. Remove the fuel pressure regulator from fuel rail.
Installation Procedure 1. Insert the fuel press

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ISUZU KB P190 2007  Workshop Repair Manual ENGINE DRIVEABILITY AND EMISSIONS 6E–275
IGNITION COIL
Location 
Back of the engine right-hand side. 
Removal Procedure 1. Disconnect the negative battery cable. 
2. Disconnect the ignition coil con

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ISUZU KB P190 2007  Workshop Repair Manual 6E–276 ENGINE DRIVEABILITY AND EMISSIONS
• Oil in the combustion chamber. 
• The spark plug gap is not set correctly. 
If spark plug fouling is excessive, check the fuel and al
system for possib

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ISUZU KB P190 2007  Workshop Repair Manual ENGINE DRIVEABILITY AND EMISSIONS 6E–277
SPARK PLUG CABLES
The cable contains a synthetic conductor which is easily 
damaged. Never stretch or kink the cable. Disconnect
the cable from spark plug an

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ISUZU KB P190 2007  Workshop Repair Manual 6E–278 ENGINE DRIVEABILITY AND EMISSIONS
5. Measure the CO concentration for 1-3 minutes, afteridlling the engine to allow the CO concentration to 
stabilize.
6. Check the CO concentration. 
7. If t