Dtc P0133 Oxygen Sensor No Activity - Daewoo MATIZ Service Manual

Step
Perform an Euro On-Board Diagnostic (EOBD)
System Check.
1
Is the system check complete?
1. Connect the scan tool to the data link connector
(DLC).
2. Run the engine until it reaches operating
2
temperature.
3. Check for the closed loop operation.
Does the scan tool indicate the closed loop?
1. Turn the ignition switch to LOCK.
2. Review the freeze frame data and note the
parameters.
3
3. Operate the vehicle within the freeze frame
conditions and Conditions for Setting the DTC.
Does the scan tool indicate the closed loop?
1. Disconnect the upstream oxygen(O
connector
2. Jumper the oxygen sensor connector terminal 1
to ground.
4
3. Turn the ignition switch to ON.
Does the scan tool read the oxygen sensor signal
voltage the specified valve?
Check the oxygen sensorconnector for malfunction
terminals or poor connection and repair as
5
necessary.
Is repair necessary?
1. Run the engine at idle.
2. Remove the jumper wire.
3. Measure the voltage between the oxygen sensor
6
connector terminal 2 and ground.
Does the oxygen sensor voltage measure above the
specified value?
1. Turn the ignition switch to LOCK
2. Measure the voltage between the upstream O
sensor connector terminal 2 and ground.
7
Does the oxygen sensor voltage measure above the
specified value?
Repair the wire or the connector between the upstre
O sensor terminal 1 and the engine control module
2
8
(ECM) terminal 13 is open or a short to ground.
Is the repair complete?
Repair the wire and the connector terminal between
the oxygen sensor connector terminal 2 and the
ECM connector terminal 77 is open or a short to
9
ground.
Is the repair complete?
1. Turn the ignition switch to LOCK
2. Replace the ECM.
10
3. Perform the diagnostic system check.
Is the repair complete?
DAEWOO M-150 BL2
DTC P0133 – Oxygen Sensor No Activity
Action
) sensor
2
ENGINE CONTROLS 1F – 91
Value(s)
–
Go to Step 2
–
Go to Step 3
–
Go to Step 12
0.4~0.5V Go to Step 5
–
Go to Step 12
0.6V Go to Step 7
2
0.3V Go to Step 9
–
Go to Step 11
–
Go to Step 12
–
Yes No
Go to
"On-Board
Diagnostic
System Check"
Go to Step 4
Go to Step 4
Go to Step 8
Go to Step 6
Go to Step 11
Go to Step 11
Go to Step 9
Go to Step 10
–
System OK