199002949 - B013 ENGINE STARTS WITH DIFFICULTY

Test results

The engine starts with difficulty and only after repeated attempts. When the key is turned the instruments light up as normal, the starter motor turns, but the engine is difficult to start.

0	PRELIMINARY CHECKS	All OK	Problems encountered	Operation
	First check: air filter condition; air intake circuit condition; that the exhaust pipe is not blocked	Move on to Step 1	Obstruction in the air intake circuit	Eliminate the problem, if necessary, replace the filter element    Op. 1048A14 AIR CLEANER FILTER ELEMENT - REPLACE.
			Air intake via the intake manifold/throttle body seal	Restore the correct seal.
			Exhaust pipe blocked	Restore the operation of the exhaust pipe.
1	CHECK USING DIAGNOSTIC EQUIPMENT	All OK	Problems encountered	Operation
	Connect the diagnostic equipment (Examiner or other instruments) to the diagnostic socket and check:- that there are no faults in the engine management control unit;- parameter plausibility	End of diagnosis	Error detected in the control unit	Continue following the instructions on the diagnostic equipment
			Parameter not consistent	Continue following the instructions on the diagnostic equipment
2	FUEL PRESSURE TEST	All OK	Problems encountered	Operation
	Check fuel supply pressure by carrying out the following tests:    See Test 1056BY FUEL SYSTEM SUPPLY PRESSURE CHECK    See Test 1056BI FUEL SYSTEM RETURN PRESSURE CHECK    See Test 1040AA CHECK ON SUPPLY VOLTAGE AND CURRENT UPTAKE	Move on to Step 3	Fuel pressure too low: pipes obstructed	Eliminate the constrictions
			Fuel pressure too low: pump defective	Replace the pump assembly    Op. 1040A70 SUBMERGED PUMP ASSEMBLY COMPLETE WITH LEVEL GAUGE CONTROL - R + R
3	IGNITION SYSTEM CHECK	All OK	Problems encountered	Operation
	Inspect the spark plugs and check their operationCheck for any defects in the spark plug high tension leadsCheck the operation of the ignition coils by carrying out    See Test 5510OB IGNITION COIL RESISTANCE CHECK    See Test 5510CI IGNITION COIL OPERATION CHECK    See Test 5510CE IGNITION CONTROL SIGNAL CHECK	Move on to Step 4	Spark plug defective	Replace spark plug    Op. 5510D10 SPARK PLUGS - R+R
			High voltage cable connection leaking	Replace HV cable
			High voltage cable connection slack	Tighten HV cable correctly
			Ignition coil defective.	Replace ignition coils    Op. 5510C14 IGNITION COIL/S - R.R.
4	INJECTOR CHECK	All OK	Problems encountered	Operation
	Using the Examiner in active diagnosis, check that the injectors are working properly by carrying out the    See Test 1056BA INJECTOR OPERATION CHECKCheck that the injector needle seal is correct	Move on to Step 5	Injector stuck/incorrectly adjusted	Replace the injector    Op. 1056B70 INJECTOR (ONE) - R + R WITH FUEL MANIFOLD PIPE REMOVED - INCLUDES SEAL REPLACEMNT
			Connections not correct	Restore the correct connections    See E5030 PETROL ENGINES ELECTRONIC MANAGEMENT
			Injector seal not intact	Replace the injectors    Op. 1056B70 INJECTOR (ONE) - R + R WITH FUEL MANIFOLD PIPE REMOVED - INCLUDES SEAL REPLACEMNT
5	CHECKING THE ENGINE COOLANT TEMPERATURE SENSOR	All OK	Problems encountered	Operation
	Check that the sensor operates correctly by carrying out    See Test 1056BC Engine coolant temperature sensor operation check	Move on to Step 6	Temperature sensor defective	Replace the sensor    Op. 1056B50 ENGINE COOLANT TEMPERATURE SENSOR - R + R
			Connections not correct	Restore the correct connections    See E5030 PETROL ENGINES ELECTRONIC MANAGEMENT
6	ACCELERATOR PEDAL CHECK	All OK	Problems encountered	Operation
	Check that the accelerator pedal is working correctly	Move on to Step 7	Accelerator pedal potentiometer defective.	Replace the accelerator pedal    Op. 1068A20 ACCELERATOR PEDAL WITH BUILT-IN POTENTIOMETER - R.R
			Connections not correct.	Restore the correct connections    See E5030 PETROL ENGINES ELECTRONIC MANAGEMENT
7	MOTORIZED THROTTLE CHECK	All OK	Problems encountered	Operation
	Check that the motorized throttle is working properly by carrying out the    See Test 1056BW Check on the throttle body actuator operation	Move on to Step 8	Motorized throttle defective	Replace the motorized throttle    Op. 1056B14 THROTTLE CASE - R + R
			Connections not correct.	Restore the correct connections    See E5030 PETROL ENGINES ELECTRONIC MANAGEMENT
8	TIMING CHECK	All OK	Problems encountered	Operation
	Check that the timing system timing is correct	Move on to Step 9	Timing system timing not correct	Restore the correct timing.
9	CYLINDER COMPRESSION CHECK	All OK	Problems encountered	Operation
	Perform the cylinder compression test by carrying out the    Op. 0510A10 CYLINDER COMPRESSION - CHECK FOR LOOSE SPARK PLUGS OR INJECTORS	Move on to Step 11	Cylinder compression insufficient	Move on to Step 10
10	CHECK ON CAUSE OF INSUFFICIENT COMPRESSION	All OK	Problems encountered	Operation
	R & R head to check valve sealCheck condition of cylinders/piston rings	Move on to Step 11	Valve seal insufficient	Overhaul the head    Op. 1016E10 SINGLE CYLINDER HEAD, REMOVED - OVERHAUL
			Cylinders/piston rings worn	Restore the correct seal.
11	ENGINE CONTROL UNIT CHECK	All OK	Problems encountered	Operation
	Check that the engine control unit is working properly	End of diagnosis	Engine management control unit defective.	Replace the engine management control unit    Op. 1056B82 INJECTION/IGNITION SYSTEM E.C.U. (ONE) - R + R