22 · Diagnostics

Recharging warning light on constantly

Make: Fiat
Model: Idea Factory Service Manual
Year: 2003–2012
Section: Instrument panel › Recharging warning light on constantly

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Fault diagnosisRecharging warning light on constantly

RECHARGING WARNING LIGHT ON CONSTANTLY

After the engine has started, the generator warning light on the Instrument Panel Node always stays on.

0	PRELIMINARY CHECKS	All OK	Problems met	Operation
		Results of the tests
	Check that the D+ terminal on the alternator delivers a voltage of at least 12 V	Continue to Step 1	The alternator does not deliver 12 V	Continue to Step 9
1	CHECKING WITH DIAGNOSTIC EQUIPMENT	All OK	Problems met	Operation
	Using the Examiner check, in the Instrument Panel Node ambient, that there are no errors	Continue to Step 5	Impossible to connect with the Instrument Panel control unit	Continue to Step 2
		Continue to Step 5	There are errors	Continue in accordance with the instructions for the diagnostic equipment
2	ELECTRIC POWER SUPPLY CHECK	All OK	Problems met	Operation
	Check that the Instrument Panel Node electrical power supply is correct	Continue to Step 3	Positive and/or earth electrical power supply faulty	Replace the component involved (if a fuse is involved, search for the cause of the problem)
3	CHECK ELECTRICAL CONNECTIONS	All OK	Problems met	Operation
	Check the electrical connections between the Body Computer and the Instrument Panel, in particular that each individual pin is correctly connected	Continue to Step 4	Electrical connections not working	Restore damaged electrical connections
4	CHECKING WITH DIAGNOSTIC EQUIPMENT	All OK	Problems met	Operation
	Using the Examiner, check the possibility of connecting with the Instrument Panel Node	Continue to Step 6	Impossible to connect with the Instrument Panel	Replace the instrument panel Op. 5560B11
5	CHECK WITH ACTIVE DIAGNOSIS	All OK	Problems met	Operation
	With the Examiner in the Instrument Panel Node ambient, check, in active diagnosis, that the generator warning lights are correctly activated	Continue to Step 6	The alternator warning light does not come on	Replace the instrument panel Op. 5560B11
6	CHECKING WITH DIAGNOSTIC EQUIPMENT	All OK	Problems met	Operation
	Using the Examiner check, in the Body Computer Node ambient, that there are no errors	Continue to Step 1	Impossible to connect with the Body Computer control unit	Continue to Step 7
		Continue to Step 1	There are errors	Continue in accordance with the instructions for the diagnostic equipment
7	ELECTRICAL POWER SUPPLY CHECK	All OK	Problems met	Operation
	Check that the Body Computer Node electrical power supply is correct	Continue to Step 8	Positive and/or earth electrical power supply faulty	Replace the component involved (if a fuse is involved, search for the cause of the problem)
8	CHECKING WITH DIAGNOSTIC EQUIPMENT	All OK	Problems met	Operation
	Using the Examiner, check the possibility of connecting with the Body Computer Node	Continue to Step 6	Impossible to connect with the Body Computer control unit	Replace the Body Computer Node Op. 5505A32
9	ELECTRICAL CIRCUIT CHECK	All OK	Problems met	Operation
	Check the continuity and insulation of the electrical circuit between the battery, starter motor and alternator See E5010 STARTING AND RECHARING	Continue to Step 10	Connections faulty	Restore the correct connections, if necessary replace the faulty components See E5010 STARTING AND RECHARING
10	CHECKING BATTERY CHARGE	All OK	Problems met	Operation
	Check the battery charge	Continue to Step 11	Battery discharged	Recharge the battery Op. 5530B14
	Check the battery charge	Continue to Step 11	Battery discharged and cannot be recharged	Replace the battery Op. 5530B10
11	CHECKING ALTERNATOR	All OK	Problems met	Operation
1.3 JTD 16v 1.9 JTD 8v	Check, carrying out the Test See Test 5530AB Alternator operation test, that the alternator is working properly	End of diagnosis	Alternator operating faults	Replace the alternator Op. 5530A10
1.3 JTD 16v 1.9 JTD 8v	Check, carrying out the Test See Test 5530AB Alternator operation test, that the alternator is working properly	End of diagnosis	Alternator operating faults	Replace the alternator Op. 5530A14

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