18 · Diagnostics

N12 Bad radio reception

Make: Alfa Romeo
Model: 147 Factory Service Manual
Year: 2000–2002
Section: Radio and accessories etc. › N12 Bad radio reception

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Fault diagnosisN12 Bad radio reception

N12 Bad radio reception

The radio comes on normally, but the station reception is not excellent.

NOTA: The conditions in which the radio is tested should allow excellent reception: check that therre are no tall buildings or trees which could impair reception

Step	Test procedure	Result	Action
0	PRELIMINARY CHECKS Check the condition of the aerial: it should not be bent or broken.	OK	Move onto step 1
0		Aerial defective	Replace the aerial End of diagnosis
1	COAXIAL CABLE CHECK Verify: Continuity and insulation of aerial coaxial cable.	OK	Move onto step 2
1		Component defective	Replace the aerial coaxial cable End of diagnosis
2	RADIO CHECK Tune the radio into a broadcaster. Verify: Correct reception of broadcaster selected.	OK	Move onto step 3
2		Tuning not correct/poor broadcaster signal/other adjacent stations	Move onto step 3
3	RADIO CHECK Tune the radio into other broadcasters in the area which have a strong radio signal and which are received normally on other radios. Verify: Correct reception of broadcaster selected by carrying out a road test.	OK	Move onto step 4
3		Radio defective	Repair or replace the radio. End of diagnosis
4	CORRECT OPERATION CHECK Check that the fault is no longer present	OK	Incorrect selection of diagnostic procedure
4		Fault persists	Incorrect selection of diagnostic procedure

‹ Prev N11 Car radio it cannot be heared, it can be heard badly Next › N22 Horns not working/working out of tune

Parts & tools for this job For 2000 Alfa Romeo 147

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