Dtc P0134 O2 Sensor (Ho2S) No Activity Detected (Sensor-1) - Suzuki Wagon R Plus RB310 Service Manual

1) Perform step 1) to 6) of DTC P0131/P0132 confirmation procedure.
2) Check if DTC and pending DTC exists by using scan tool. If not, check if oxygen sensor monitoring test has
completed by using scan tool. If not in both of above checks (i.e., no DTC and pending DTC and oxygen sen-
sor monitoring test not completed), check vehicle condition (environmental) and repeat step 3) through 6) of
DTC P0131/P0132 confirmation procedure.
Troubleshooting
Step
1 Was "Engine and Emission Control System
Check" performed?
2 Is there DTC(s) other than HO2S–1 (DTC
P0133)?

DTC P0134 O2 Sensor (HO2S) No Activity Detected (Sensor-1)

Wiring Diagram
BLU/BLK
3
WHT/BLU
1
60A
80A
E23
7 6 5 4 3
17 16 15 14 13 12 11
27 26 25 24 23 22 21
34 33 32 31
1. Relay box
2. Shield wire
3. Ignition switch
Action
4
BLK/WHT
5
BLK/WHT
BLK/WHT
8
E22
2 1 7 6 5 4 3
10 9 8 19 18 17 16 15 14 13 12 11
20 19 18 27 26 25 24 23
30 29 28 35 34 33 32 31
4. Circuit fuse box
5. "IG COIL" fuse
6. HO2S–1
ENGINE GENERAL INFORMATION AND DIAGNOSIS (M13 ENGINE) 6-2-95
Yes
Go to Step 2.
Go to applicable DTC
diag. flow table.
6
7
2
BRN/WHT
10
E21
2 1 6 5 4 3 2
10 9 8 16 15 14 13 12 11 10 9 8
22 21 20 27 26 25 24 23 22 21 20 19
30 29 28 35 34 33 32 31 30
7. Heater
8. To HO2S–2 heater
9. ECM
No
Go to "Engine and Emis-
sion Control System
Check" in this section.
Replace HO2S–1.
9
BLK/WHT E21-28
E23-4
YEL
RED E22-11
BRN/WHT E22-28
1
7
18 17
29 28
10. To other sensor