2004 DAEWOO NUBIRA Service Repair Manual

Page 625 of 2643

DAEWOO NUBIRA 2004  Service Repair Manual ENGINE CONTROLS  1F – 379
DAEWOO V–121 BL4
S  The ECM will record operating conditions at the
time the diagnostic fails. This information will be
stored in the Freeze Frame and Failure Records
buf

Page 626 of 2643

DAEWOO NUBIRA 2004  Service Repair Manual 1F – 380IENGINE CONTROLS
DAEWOO V–121 BL4
StepNo Yes Value(s) Action
4Did the scan tool indicate that DTC P1133 or P1134
failed this ignition cycle.–Go to
”Applicable
DTC table”Go to Step 5

Page 627 of 2643

DAEWOO NUBIRA 2004  Service Repair Manual ENGINE CONTROLS  1F – 381
DAEWOO V–121 BL4
StepNo Yes Value(s) Action
161.  Using the scan tool, clear the Diagnostic
Trouble Codes (DTCs).
2.  Start the engine and idle at normal operating
temper

Page 628 of 2643

DAEWOO NUBIRA 2004  Service Repair Manual 1F – 382IENGINE CONTROLS
DAEWOO V–121 BL4
DIAGNOSTIC TROUBLE CODE (DTC) P0134
FRONT HEATED OXYGEN SENSOR (HO2S1) NO
ACTIVITY OR OPEN
Circuit Description
The Engine Control Module (ECM) supplies a

Page 629 of 2643

DAEWOO NUBIRA 2004  Service Repair Manual ENGINE CONTROLS  1F – 383
DAEWOO V–121 BL4
Conditions  for Clearing the MIL/DTC
S  The MIL will turn off after four consecutive ignition
cycles in which the diagnostic runs without a fault.
S  A h

Page 630 of 2643

DAEWOO NUBIRA 2004  Service Repair Manual 1F – 384IENGINE CONTROLS
DAEWOO V–121 BL4
StepNo Yes Value(s) Action
61.  Idle the engine.
2.  Remove the jumper wire.
3.  Using a voltmeter, measure the voltage be-
tween terminal 4 of HO2S1 and

Page 631 of 2643

DAEWOO NUBIRA 2004  Service Repair Manual ENGINE CONTROLS  1F – 385
DAEWOO V–121 BL4
DIAGNOSTIC TROUBLE CODE (DTC) P0135
FRONT HEATED OXYGEN SENSOR (HO2S1) HEATER
CIRCUIT NOT FUNCTIONING
Circuit Description
Heated oxygen sensors (HO2S) ar

Page 632 of 2643

DAEWOO NUBIRA 2004  Service Repair Manual 1F – 386IENGINE CONTROLS
DAEWOO V–121 BL4
S Damaged harness
Test Description
Number(s) below refer to the step number(s) on the Diag-
nostic Table.
1. The On–Board Diagnostic (EOBD) System Check