Suzuki Wagon R Manual page 2984

DTC P0122 Throttle Position Sensor Circuit Low
Wiring Diagram
1
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. TP sensor 2. To MAP sensor
DTC Detecting Condition and Trouble Area
DTC Detecting Condition
DTC will be set when all of the following conditions are
detected for 0.5 seconds continuously.
• Engine is running
• Voltage of TP sensor output is less than the specified value
DTC Confirmation Procedure
1) With ignition switch turned OFF, connect scan tool.
2) Turn ON ignition switch and clear DTC using scan tool.
3) Start engine and run it for 10 sec. or more.
4) Check DTC and pending DTC.
Troubleshooting
Step
1 Was "Engine and Emission Control System
Check" performed?
WHT/GRN
BRN/WHT
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
3. To other sensors
Action
ENGINE GENERAL INFORMATION AND DIAGNOSIS (M13 ENGINE) 6-2-85
2
E22-8
WHT/GRN
E22-34
GRY
E22-28
BRN/WHT
3
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
4. ECM
• TP sensor circuit
• TP sensor
• ECM
Yes
Go to Step 2.
4
1
7
18 17
29 28
Trouble Area
Go to "Engine and Emis-
sion Control System
Check" in this section.
No