1F – 102 ENGINE CONTROLS
DTC P0140 – Heated Oxygen Sensor No Activity (Cont'd)
Step
1. Turn the ignition switch to LOCK.
2. Replace the Heated O2 sensor.
11
3. Road tests the vehicle.
4. Perform the diagnostic system check.
Is the replacement complete?
1. Turn the ignition switch to LOCK.
2. Replace the ECM.
12
3. Road tests the vehicle.
4. Perform the diagnostic system check.
Is the replacement complete?
Check if any additional DTCs are set.
13
Are any DTCs displaced that have not been
diagnosed?
Action
Value(s)
Yes
–
Go to Step 15
–
Go to Step 15
Go to
applicable DTC
–
table
No
–
–
System OK
DAEWOO M-150 BL2