P203115
Service Bulletin Details
Public Details for: P203115
Repair instructions to address fault codes P203115 exhaust gas temperature sensor bank 1 sensor 2 - circuit short to battery or open
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Models from 2019
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| 2019 PREVOST H3-45 |
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Models from 2018
| 2018 PREVOST H3-41 |
| 2018 PREVOST H3-45 |
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| 2018 PREVOST X3-45 |
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Models from 2017
| 2017 PREVOST H3-41 |
| 2017 PREVOST H3-45 |
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| 2017 PREVOST X3-45 |
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Models from 2016
| 2016 PREVOST H3-41 |
| 2016 PREVOST H3-45 |
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| 2016 PREVOST X3-45 |
| 2016 PREVOST X3-45 VIP |
Models from 2015
| 2015 PREVOST H3-41 |
| 2015 PREVOST H3-45 |
| 2015 PREVOST H3-45 VIP |
| 2015 PREVOST X3-45 |
| 2015 PREVOST X3-45 VIP |
Models from 2014
| 2014 PREVOST H3-41 |
| 2014 PREVOST H3-45 |
| 2014 PREVOST H3-45 VIP |
| 2014 PREVOST X3-45 |
| 2014 PREVOST X3-45 VIP |
Models from 2013
| 2013 PREVOST H3-41 |
| 2013 PREVOST H3-45 |
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| 2013 PREVOST X3-45 |
| 2013 PREVOST X3-45 VIP |
DTC (Code) Codigo: Bulletin: P2031 - 15 RD18-002 Date Fecha: June 18, 2018 Description: Exhaust Gas Temperature Sensor Bank 1 Sensor 2 Application: US13 – US20 Emissions General Information These repair instructions are intended to address the following fault(s): DTC P2031-15 Description Exhaust Gas Temperature Sensor Bank 1 Sensor 2 Possible Cause • • • • • • • Connector Open circuit, Signal wire Open circuit, Ground wire Short circuit to voltage supply, signal wire Wiring harness between component connector and electronic control unit (ECU) connector Exhaust Gas Temperature (EGT) Sensor Aftertreatment Control Module (ACM) Possible (Observable) Symptoms Regeneration not possible Required Parts Part Number Description Quantity 21164792 Exhaust Gas Temperature (EGT) Sensor 1 Repair Instructions Exhaust Gas Temperature (EGT) Sensor, Replacement Removal 1. Apply the parking brake and place I-Shift shifter in neutral. 2. Open the battery compartment access doors. 3. Disconnect all cables from ground (negative) battery terminals to prevent personal injury from electrical shock and prevent damage to electrical components. 4. Open the rear engine service doors. 5. Remove or pull back insulation to access exhaust temperature sensor. 6. Cut cable ties. 7. Remove clamps and disconnect the wiring harness connector from the exhaust temperature sensor. © 2016 Information is subject to change without notice. Page 1 of 2 DTC (Code) Codigo: Bulletin: P2031 - 15 RD18-002 Date Fecha: June 18, 2018 8. Remove the defective temperature sensor. Installation 1. 2. 3. 4. 5. 6. 7. Clean the exhaust temperature sensor contact surface. Install the replacement exhaust temperature sensor. Reconnect the wiring harness connector to the exhaust temperature sensor and install clamps. Secure the wiring harness with cable ties. Reconnect all previously removed cables to the negative (ground) battery terminals. Start the engine and check for function and leaks. Connect Tech Tool to the vehicle. Use Guided Diagnostics to read and clear any diagnostic trouble codes (DTCs). 8. Install insulation, if removed. 9. Close the battery compartment access doors. 10. Close the rear engine service doors. Additional Resources These repairs are the most likely fix for the identified fault, if this does not fix the issue, Tech Tool will need to be used for more detailed diagnostics. If filing a warranty claim, please include the ASIST case number. Labor Code 2589-03-02-03 0.8 Causal Part 21164792 © 2016 Information is subject to change without notice. Page 2 of 2