Download DIAGNOSTIC TROUBLE CODE DIAGNOSIS

ENGINE CONTROLS 1F – 105
DTC P0141 – Heated Oxygen Sensor Heater Malfunction
Step
1
2
3
4
5
DAEWOO M-150 BL2
Action
Value(s)
Perform an Euro On-Board Diagnostic (EOBD)
System Check.
Is the system check complete?
–
1. Turn the ignition switch to LOCK.
2. Disconnect the Heated O2 sensor connector and
engine control module (ECM) connector.
3. Check the Heated O2 sensor heater wire
between the Heated O2 sensor connector
terminal 4 and ECM connector terminal 35 for an
open or short to ground.
Is the problem found?
–
1. Repair the wire of the connector terminal as
needed.
2. Clear the DTCs from the ECM.
3. Road tests the vehicle.
4. Perform the diagnostic system check.
Is the repair complete?
–
1. Turn the ignition switch to LOCK.
2. Replace the Heated O2 sensor.
3. Road tests the vehicle.
4. Perform the diagnostic system check.
Is the replacement complete?
–
Check if any additional DTCs are set.
Are any DTCs displaced that have not been
diagnosed?
–
Yes
No
Go to Step 2
Go to
“On-Board
Diagnostic
System Check”
Go to Step 3
Go to Step 4
–
System OK
–
Go to Step 6
Go to
applicable DTC
table
System OK