1F–102 ENGINE CONTROLS
DAEWOO M-150 BL2
DTC P0140 – Heated Oxygen Sensor No Activity (Cont’d)
Step Action Value(s) Yes No
11
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?
–
Go to Step 15
–
12
1. Turn the ignition switch to LOCK.
2. Replace the ECM.
3. Road tests the vehicle.
4. Perform the diagnostic system check.
Is the replacement complete?
–
Go to Step 15
–
13
Check if any additional DTCs are set.
Are any DTCs displaced that have not been
diagnosed?
–
Go to
applicable DTC
table
System OK
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