Suzuki Vitara (LY) 2016-2017 · Service Manual D16AA · Diagnostic Information and Procedures

DTC P2135

Precautions: General safety (00)

DTC Detecting Condition and Trouble Area
DTC detecting condition Trouble area
P2135: Throttle / Pedal Position Sensor / Switch “A” / “B” Voltage Correlation
Difference between APP sensor (main) signal and APP sensor (sub) signal is higher than specified value.
(1 D/C detection logic)
•APP sensor and/or its circuit
•ECM
Circuit Diagram
img
[A]: ECM connector (View: [a]) B1: APP sensor (sub) power supply circuit 2. APP sensor (main)
A1: APP sensor (main) power supply circuit B2: APP sensor (sub) signal circuit 3. APP sensor (sub)
A2: APP sensor (main) signal circuit B3: APP sensor (sub) ground circuit    
A3: APP sensor (main) ground circuit 1. ECM    
DTC Troubleshooting
Step Action Yes No
1
Was “Engine and Emission Control System Check” performed?
Go to Step 2.
2
APP sensor (main) power supply circuit, signal circuit and ground circuit check
1)Check “A1”, “A2” and “A3” circuits according to Step 3 – 6 of Accelerator Pedal Check:D16AA.
Is check result OK?
Go to Step 3.
Repair or replace defective wire harness.
3
APP sensor (sub) power supply circuit, signal circuit and ground circuit check
1)Check “B1”, “B2” and “B3” circuits according to Step 3 – 6 of Accelerator Pedal Check:D16AA.
Is check result OK?
Go to Step 4.
Repair or replace defective wire harness.
4
APP sensor check
1)Check APP sensor. icon 
Is check result OK?
Replace ECM and recheck DTC. icon 
Replace accelerator pedal assembly (incorporating APP sensor). icon