Autodata - Diagnostic Trouble Codes Fault locations and probable causes - 2004 edition

ngme management
inquecento 90011,l Seicento 90011,l Panda 9OO11,l
nto 1,111,2116V Tiporrernpra 1,812,O BravalBravo 1,6
arealMarea Weekend 1,6 Coupe 2,O 16V1Turbo
I
Coupe 2,O 1BV Turbo - LH engine bay
General information
Refer to the front of this manual for general test conditions,
terminology, detailed descriptions of wiring faults and a
general trouble shooter for electrical and mechanical faults.
No digital trouble codes available from vehicle manufacturer.
Accessing and erasing
The engine control module (ECM) fault memory can only be
accessed and erased using diagnostic equipment able to
display fault locations as a text description, connected to the
data link connector (DLC).
Trouble code identification
PauPt locstlon
I Probable cause
AC signal
Air conditioning relay - circuit malfunction
Camshaft position (CMP) sensor - circuit mafunction
Crmkshaft position (CKP) sensortengine speed (RPM)
sensor - malfunction
Engine control module (ECM) - adaptive tolerance reached I Mechanical fault
Engine control module (ECM) - defective
Engine control module (ECM) - immobilizer active
Engine control modute (ECM) - UAM error
Engine control d uke (ECM) - RAM error
I Wiring, AC system, AC control module
I Wiring, supply voltage, AC system
Wiring, air gap, CMP sensor, insecure sensorlrotor, ECM
Wiring, CKPIRPM sensor, air gap, damaged sensorlrotor,
ECM
I ECM
I
Engine control module (ECM) - ROM m 1 ECM
Engine c0"trol module (E&) - sensor supply 5V 1 ECM
Engine control relay
Engine coolant temperabre (ECT) sensor - openlshort circuit
lncorrectldamaged key, incorrectly coded, wiring,
immobilizer defective
ECM
ECM
Wiring, supply voltage, engine control relay
Wiring, ECT sensor, ECM