2004 DAEWOO LACETTI Service Repair Manual

Page 585 of 2643

DAEWOO LACETTI 2004  Service Repair Manual ENGINE CONTROLS  1F – 339
DAEWOO V–121 BL4
DTC P1629 – Immobilizer Wrong  Computation
StepActionValue(s)YesNo
1Perform an On–Board Diagnostic (EOBD) System
Check.
Is the system check complete?

Page 586 of 2643

DAEWOO LACETTI 2004  Service Repair Manual 1F – 340IENGINE CONTROLS
DAEWOO V–121 BL4
DIAGNOSTIC TROUBLE CODE (DTC) P1660
MALFUNCTION INDICATOR LAMP (MIL) HIGH VOLTAGE
Circuit Description
When the ignition switch to ON, the Malfunction Indi

Page 587 of 2643

DAEWOO LACETTI 2004  Service Repair Manual ENGINE CONTROLS  1F – 341
DAEWOO V–121 BL4
DTC P1660 – Malfunction Indicator Lamp (MIL) High Voltage
StepActionValue(s)YesNo
1Perform an On–Board Diagnostic (EOBD) System
Check.
Is the system

Page 588 of 2643

DAEWOO LACETTI 2004  Service Repair Manual 1F – 342IENGINE CONTROLS
DAEWOO V–121 BL4
DIAGNOSTIC TROUBLE CODE (DTC) P1661
MALFUNCTION INDICATOR LAMP (MIL) LOW VOLTAGE
Circuit Description
When the ignition switch to ON, the Malfunction Indic

Page 589 of 2643

DAEWOO LACETTI 2004  Service Repair Manual ENGINE CONTROLS  1F – 343
DAEWOO V–121 BL4
DTC P1661 – Malfunction Indicator Lamp (MIL) Low Voltage
StepActionValue(s)YesNo
1Perform an On–Board Diagnostic (EOBD) System
Check.
Is the system c

Page 590 of 2643

DAEWOO LACETTI 2004  Service Repair Manual 1F – 344IENGINE CONTROLS
DAEWOO V–121 BL4
TROUBLE CODE DIAGNOSIS (1.8L DOHC)
CLEARING TROUBLE CODES
Notice : To prevent Engine Control Module (ECM) dam-
age, the key must be OFF when disconnecting

Page 591 of 2643

DAEWOO LACETTI 2004  Service Repair Manual ENGINE CONTROLS  1F – 345
DAEWOO V–121 BL4
DTCIlluminate  MIL Type Description
P0327Knock Sensor Circuit FaultCnlNo
P033658X Crank Position Sensor Extra/Missing PulsesEYe s
P033758X Crank Position

Page 592 of 2643

DAEWOO LACETTI 2004  Service Repair Manual 1F – 346IENGINE CONTROLS
DAEWOO V–121 BL4
DTCIlluminate  MIL Type Description
P1392G Sensor Rough Road Low VoltageCnlNo
P1393G Sensor Rough Road High VoltageCnlNo
P1396ABS WSS Signal VariationCnlN