Vauxhall Workshop Service and Repair Manuals > Omega B > J Engine and Engine Aggregates | Fuel Injection Systems | DDE 2.1 | Diagnostic Information and Procedures | Diagnostic Procedures

Terminal Assignment, Diagnostic Plug XD > < F6: ADJUSTMENT EGR RATE

Table 8, Trouble-shooting Chart

If the following complaints occur, check the marked test steps more closely:

Customer complaint (fault symptoms) part 1

1 Diagnosis lamp illuminates

2 Starter turns, engine starts poorly or not at all (warm and cold)

3 Engine surges at idle speed

4 Irregular idle when engine is warm

5 High fuel consumption in conjunction with inadequate engine output and smoke formation

6 Performance unsatisfactory

7 Black smoke emissions in full load range in conjunction with dieseling, possibly lack of output

8 Engine diesels

Cause

Remedy

Self-diagnosis

Battery voltage

Section 5.2 F0:Data List no.01, and section 5.4 Table 1

Pump actuator

Section 5.2 F0:Data List no. 20, 21, 36, 37, 38, 39, 40, and section 5.5

F2:Trouble Code Table no. 64

Injection quantity sensor

Section 5.2 F0:Data List no. 20, 21, and section 5.5

F2:Trouble Code Table no. 61

Fuel cutoff solenoid valve

Section 5.2 F0:Data List no. 32, and section 5.5

F2:Trouble Code Table no. 54

Replace control unit

Section 5.5 F2:Trouble Code Table no. 55

Injection adjuster

Section 5.2 F0:Data List no. 22, and section 5.5

F2:Trouble Code Table no. 64

EGR valve

Section 5.2 F0:Data List no. 33

Actual start of injection

Section 5.2 F0:Data List no. 23, 24, and section 5.5

F2:Trouble Code Table no. 81, 82

Computer coupling

Section 5.5 F2:Trouble Code Table no. 55

Engine speed

Section 5.2 F0:Data List no. 25, and section 5.5

F2:Trouble Code Table no. 19, 31

Engine speed sensor and start of injection sensor

Section 5.2 F0:Data List no. 23, 24, and section 5.5

F2:Trouble Code Table no. 81, 82

Tank empty, tank ventilation

Top up tank, tank ventilation see Service Instructions

Injection sequence does not equal ignition sequence

See Service Instructions

Fuel return connector

See Service Instructions

Air in fuel system

Bleed fuel system (see Service Instructions)

Paraffin deposits

Replace filter (Service Instructions), check filter heating (section 5.

Fuel lines leaky

Check fuel system (see Service Instructions)

Supply lines blocked

Check fuel system (see Service Instructions)

Injector nozzle

Check injection nozzles (see Service Instructions)

Allocation of pump to engine

Adjustment see Service Instructions

Fuel filter

Check fuel filter (see Service Instructions)

Preheater system

Section 5.2 F0:Data List no. 28, 29, and section 5.5

F2:Trouble Code Table no. 49

Engine compression

Compression check see Service Instructions

Engine air cleaner

Check air cleaner (see Service Instructions)

Engine timing

See Service Instructions

Customer complaint (fault symptoms) part 2

9 Engine misfires in operation
	10 Engine switches itself off
		11 Engine runs at constant engine speed
			12 Engine speed does not increase when cold
				13 Increased idle speed or irregular running at high engine speeds
					14 Black smoke emission in full load operation
						15 Mist-like smoke emissions in full load operation (white)
							Cause	Remedy
		·					Pedal position sensor	Section 5.2 F0:Data List no. 18, 19, and section 5.5 F2:Trouble Code Table no. 21, 23
	·						Pump actuator	Section 5.2 F0:Data List no. 20, 21, 36, 37, 38, 39, 40, and section 5.5 F2:Trouble Code Table no. 64
	·			·			Injection quantity sensor	Section 5.2 F0:Data List no. 20, 21, and section 5.5 F2:Trouble Code Table no. 61
	·						Replace control unit	Section 5.5 F2:Trouble Code Table no. 55
	·						Engine speed sensor and start of injection sensor	Section 5.2 F0:Data List no. 23, 24, and section 5.5 F2:Trouble Code Table no. 81, 82
·	·		·			·	Tank empty, tank ventilation	Top up tank, tank ventilation see Service Instructions
	·		·			·	Injection sequence does not equal ignition sequence	See Service Instructions
·			·			·	Fuel return connector	See Service Instructions
·			·			·	Air in fuel system	Bleed fuel system (see Service Instructions)
			·				Paraffin deposits	Replace filter (Service Instructions), check filter heating (section 5.3, no. 01)
·							Fuel lines leaky	Check fuel system (see Service Instructions)
·			·			·	Supply lines blocked	Check fuel system (see Service Instructions)
			·			·	Allocation of pump to engine	Adjustment see Service Instructions
			·			·	Fuel filter	Check fuel filter (see Service Instructions)
			·				Engine compression	Compression check see Service Instructions
·							Fuel heating	Check filter heating (section 5.3, no.01)

Customer complaint (fault symptoms) part 3

16 Severe juddering, no idle increase during operation (manual shifting)
	17 No fault storage in self-diagnosis
		18 Exhaust gas recirculation does not function
			19 No idle speed increase
				20 Black smoke emissions in full load operation in conjunction with dieseling, possibly lack of output
					21 Performance unsatisfactory
						22 Starter turns, engine starts poorly or not at all (warm and cold)
							Cause	Remedy
		·					Replace control unit	Section 5.5 F2:Trouble Code Table no. 55

	·					Injection adjuster	Section 5.2 F0:Data List no. 22, and section 5.5 F2:Trouble Code Table no. 64
		·					EGR valve	Section 5.2 F0:Data List no. 33
		·					Actual start of injection	Section 5.2 F0:Data List no. 23, 24, and section 5.5 F2:Trouble Code Table no. 81, 82
·		·					Engine speed	Section 5.2 F0:Data List no. 25, and section 5.5 F2:Trouble Code Table no. 19, 31
·		·					Vehicle speed sensor	Section 5.2 F0:Data List no. 16, and section 5.5 F2:Trouble Code Table no. 24
	·						Clutch or brake switch	Section 5.2 F0:Data List no. 07, 08, 10, and section 5.5 F2:Trouble Code Table no. 37
		·					Charge air temperature	Section 5.2 F0:Data List no. 04, and section 5.5 F2:Trouble Code Table no. 73, 74
		·					Coolant temperature	Section 5.2 F0:Data List no. 02, and section 5.5 F2:Trouble Code Table no. 14, 15
			·				AC info switch	Section 5.2 F0:Data List no. 13
				·			Turbocharger	Section 5.2 F0:Data List no. 22, and section 5.5 F2:Trouble Code Table no. 34
					·		Turbocharger	Check turbocharger (see Service Instructions)
					·		Charge pressure	Section 5.2 F0:Data List no. 05, and section 5.5 F2:Trouble Code Table no. 41, 42, 43, 44
						·	Fuel heating	Check filter heating (section 5.3, no.01)
				·			EGR valve	Section 5.2 F0:Data List No. 04

J Engine and Engine Aggregates
Fuel Injection Systems
DDE 2.1
Diagnostic Information and Procedures / Diagnostic Procedures
Table 8, Trouble-shooting Chart

Terminal Assignment, Diagnostic Plug XD > < F6: ADJUSTMENT EGR RATE

Vauxhall Workshop Service and Repair Manuals

Omega B

J Engine and Engine Aggregates Fuel Injection Systems DDE 2.1 Diagnostic Information and Procedures / Diagnostic Procedures Table 8, Trouble-shooting Chart

J Engine and Engine Aggregates Fuel Injection Systems DDE 2.1 Diagnostic Information and Procedures / Diagnostic Procedures Table 8, Trouble-shooting Chart

J Engine and Engine Aggregates
Fuel Injection Systems
DDE 2.1
Diagnostic Information and Procedures / Diagnostic Procedures
Table 8, Trouble-shooting Chart

J Engine and Engine Aggregates
Fuel Injection Systems
DDE 2.1
Diagnostic Information and Procedures / Diagnostic Procedures
Table 8, Trouble-shooting Chart