Vehicle Platform & ECU Name DTC Troubleshooting Data Ver: 1.0 Date: 30/11/2019 Author: ERC Page 555 of 610 Copyright by TATA MOTORS Ltd. This document must not be used in any way, such as copying and redistributing to third parties, without our consent 10 Is APM Sensor Signal Pin 59/60 Short circuited to battery/GND or open circuited? Repair the harness as per the schematic Go to Step 11 11 Is sensor physically Damaged Replace Sensor Go to Step 12 12 Fault Still Persists? Replace Sensor and then Fault still persists then call hot line Follow the steps again for reconfirmation DTC’s confirmation (checks before handing over vehicle to customer): After rectification ensure the following checks for main brake and redundant brake switches before handing over the vehicle to customer. When Acc. pedal is not pressed - Respective switch parameter in Tata diagnostic tool should be < 5%. When the Acc. pedal is fully pressed - Respective switch parameter in Tata diagnostic tool should be > 95 % Ensure brake light is not glowing when the brake pedal is not pressed. Drive the vehicle on road to feel the accelerator pedal response in different vehicle speed & in different gear conditions Circuit Schematic:
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