2004 DAEWOO NUBIRA Service Repair Manual

Page 2489 of 2643

DAEWOO NUBIRA 2004  Service Repair Manual 9T1 – 8IREMOTE KEYLESS ENTRY AND ANTI–THEFT SYSTEM
DAEWOO V–121 BL4
GENERAL DESCRIPTION
AND SYSTEM OPERATION
REMOTE KEYLESS ENTRY AND
ANTI–THEFT SYSTEM
The remote keyless entry and anti–thef

Page 2490 of 2643

DAEWOO NUBIRA 2004  Service Repair Manual REMOTE KEYLESS ENTRY AND ANTI–THEFT SYSTEM  9T1 – 9
DAEWOO V–121 BL4
length of time between flashes is used to indicate certain
vehicle conditions. Refer to ”Fault or Alarm Indication”  in
t

Page 2491 of 2643

DAEWOO NUBIRA 2004  Service Repair Manual SECTION : 9T2
IMMOBILIZER ANTI–THEFT SYSTEM
CAUTION : Disconnect the negative battery cable before removing or installing any electrical unit or when a tool
or equipment could easily come in contact

Page 2492 of 2643

DAEWOO NUBIRA 2004  Service Repair Manual 9T2 – 2IIMMOBILIZER ANTI–THEFT SYSTEM
DAEWOO V–121 BL4
SCHEMATIC AND ROUTING DIAGRAMS
IMMOBILIZER ANTI–THEFT SYSTEM

Page 2493 of 2643

DAEWOO NUBIRA 2004  Service Repair Manual IMMOBILIZER ANTI–THEFT SYSTEM  9T2 – 3
DAEWOO V–121 BL4
DIAGNOSTIC INFORMATION AND
PROCEDURES
IMMOBILIZER SYSTEM (MR–140,
HV–240, SIRIUS D4)
The immobilizer anti–theft system requires diag

Page 2494 of 2643

DAEWOO NUBIRA 2004  Service Repair Manual 9T2 – 4IIMMOBILIZER ANTI–THEFT SYSTEM
DAEWOO V–121 BL4
DIAGNOSTIC TROUBLE CODE (DTC) P1626 (MR–140,
HV–240), P1628 (SIRIUS)
ECM IMMOBILIZER ERROR (NO SUCCESSFUL
COMMUNICATION)
Circuit Descri

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DAEWOO NUBIRA 2004  Service Repair Manual IMMOBILIZER ANTI–THEFT SYSTEM  9T2 – 5
DAEWOO V–121 BL4
P1626, 1628 – ECM Immobilizer Error 
(No Successful Communication)
StepActionValue(s)YesNo
1Connect the scan tool using the following pr

Page 2496 of 2643

DAEWOO NUBIRA 2004  Service Repair Manual 9T2 – 6IIMMOBILIZER ANTI–THEFT SYSTEM
DAEWOO V–121 BL4
DIAGNOSTIC TROUBLE CODE (DTC) P1631 (MR–140,
HV–240), P1629 (SIRIUS D4)
ECM IMMOBILIZER ERROR (INCORRECT ANSWER)
Circuit Description
Wh