Suzuki SX4 Service Manual page 206

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1A-156 Engine General Information and Diagnosis:
DTC Confirmation Procedure
1) With ignition switch turned OFF, connect scan tool.
2) Turn ON ignition switch and clear DTC using scan tool.
3) Keep the accelerator pedal at idle position for 2 seconds.
4) Keep the accelerator pedal at fully depressed position for 2 seconds.
5) Repeat Step 3) and 4) for 3 times.
6) Check DTC.
DTC Troubleshooting
NOTE
Before this troubleshooting is performed, read the precautions for DTC troubleshooting referring to
"Precautions for DTC Troubleshooting".
Step
1
Was "Engine and Emission Control System Check"
performed?
2
APP sensor assembly mounting check
1) Check that APP sensor assembly has been mounted to
vehicle body properly (no pinched floor carpet, etc.).
Is it OK?
3
APP sensor (sub) and its circuit check
1) Connect scan tool to DLC with ignition switch turned
OFF.
2) Turn ON ignition switch, check "APP Sensor 2 Volt"
displayed on scan tool.
Is displayed voltage below 0.179 V?
4
ECM voltage check
1) Disconnect connector from APP sensor assembly with
ignition switch turned OFF.
2) Check for proper connection to APP sensor assembly at
"RED", "YEL" and "WHT" wire terminals.
"RED"
3) If OK, measure voltage between "RED" wire terminal of
APP sensor assembly connector and vehicle body
ground with ignition switch turned ON.
Is voltage 4 – 6 V?
Action
"BRN"
"YEL"
"BLU"
"WHT"
"GRN"
Yes
Go to Step 2.
Go to Step 3.
Go to Step 4.
Go to Step 7.
I4RS0B110048-01
No
Go to "Engine and
Emission Control
System Check".
Reinstall APP sensor
assembly properly
referring to "Accelerator
Pedal Position (APP)
Sensor Assembly
Removal and
Installation in Section
1C".
Intermittent trouble.
Check for intermittent
referring to "Intermittent
and Poor Connection
Inspection in Section
00".
Go to Step 5.

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