# Service bulletin 21\-042\-17

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

- Type: Service bulletin
- NHTSA id: 10121794
- Published by NHTSA: 2017\-11\-03
- Manufacturer's number: 21\-042\-17
- Manufacturer's date: 2017\-09\-14
- NHTSA component: ELECTRICAL SYSTEM; POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE \(TCM/PCM/TECM\); POWER TRAIN

## NHTSA's summary

Flash: Transmission Diagnostic and Shift Enhancements This bulletin involves reprogramming the Transmission Control Module \(TCM\) with the latest available software. Customers may experience a Malfunction Indicator Lamp \(MIL\) illumination. Upon further investigation the technician may find one of the following DTCs have been set:P0887 \- TCM Power Control Circuit High. P061B \- Internal Control Module Torque Calculation Performance. P072F \- Stuck In Fourth Gear. P0711 \- Transmission Fluid Temperature Sensor A Circuit Range\-Performance\(2015 BU Only\). P1CC9 \- Unable to Engage Gear\(2015 BU Only\). P1D98 \- Incorrect Gear Ratio Clutch B or D Defective\(2015 BU Only\). U0401 \- Implausible Data Received From ECM\-PCM\(2015 BU Only\). In addition, customers may notice the following condition\(s\):Harsh 1\-2 upshift. Harsh garage shifts \(Park to Reverse or Drive\). CAN bus message may drop out after a network restart.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2017/MC-10121794-9999.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2017/MC-10121794-0001.pdf)

The document is the manufacturer's. This site does not hold it.

## Components

Electrical system, Transmission and driveline, Automatic transmission, Transmission control module

## Trouble codes named

P061B, P0711, P072F, P0887, P1CC9, P1D98, U0401

## Vehicles listed

- 2016 FIAT 500X
- 2015 to 2016 JEEP RENEGADE

## Recalls for the same vehicles and component

- [16V529000](/recalls/nhtsa/16V529000.md), 2016-07-12: POWER TRAIN:AUTOMATIC TRANSMISSION

## Other bulletins for the same vehicles and component

- [S2325000007](/bulletins/10248564.md), 2024-01-08, Service bulletin: ELECTRICAL SYSTEM:SOFTWARE; POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE \(TCM/PCM/TECM\). MIL/check engine lamp comes on after performing U90 recall PCM software update.
- [S2325000007](/bulletins/10244403.md), 2023-10-30, Service bulletin: POWER TRAIN; ELECTRICAL SYSTEM; POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE \(TCM/PCM/TECM\). MIL/check engine lamp comes on after performing U90 recall PCM software update.
- [0801016](/bulletins/10228143.md), 2022-12-19, Service bulletin: POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE \(TCM/PCM/TECM\); FUEL SYSTEM, GASOLINE; ELECTRICAL SYSTEM; WHEELS. Flash: Diagnostic And System Improvements This bulletin involves updating the Body Control Module \(BCM\), Powertrain Control Module \(PCM\) and Transmission Control Module \(TCM\) with the latest available software. All three modules must be updated in this service action. Powertrain Control Module \(PCM\) Customers may experience a Malfunction Indicator Lamp \(MIL\) illumination. Upon further investigation the technician may find one or more of the following Diagnostic Trouble Codes \(DTCs\): · U1424\-00 \- Implausible Engine Torque Signal Received. · P0335 \- Crankshaft Position Sensor Circuit. · P1185 \- General Pressure Sensor Correlation. · P050D \- Cold Start Rough Idle. · P1CEC \- Variable Valve Solenoid Valve Cold Start Closing Position 1 Timing Over\-Retard. · P1CED \- VAriable Valve Timing Solenoid Valve Cold Start Closing Position Timing Over\-Advance. · P1607 \- PCM Internal Shutdown Timer Rationality. · P2610 \- PCM Internal Engine Off Timer Performance. · P0440 \- General EVAP System Failure. · P0441 \- EVAP Purge System Performance. · P0456 \- EVAP System Small Leak. · P0455 \- EVAP System Large Leak. · P0452 \- EVAP Pressure Switch Stuck Closed. · P0133 \- O2 Sensor 1/1 Slow Response. · C0501 \- Wheel Speed Signal Left Front Rationality. · C0507 \- Wheel Speed Signal Right Front Rationality. · C050D \- Wheel Speed Signal Left Rear Rationality. · C0513 \- Wheel Speed Signal Right Rear Rationality. · U0428\-00 \- Implausible Data Received From Steering Angle Sensor Module. · P1185 \- General Pressure Sensor Correlation. · C0061 \- Lateral Acceleration Sensor. · P0128 \- Thermostat Rationality. · C0501 \- Wheel Speed Signal Left Front Rationality. · C0507 \- Wheel Speed Signal Right Front Rationality. · C050D \- Wheel Speed Signal Left Rear Rationality. · C0513 \- Wheel Speed Signal Right Rear Rationality. · C0062 \- Longitudinal Acceleration Sensor In Airbag System \- Signal Invalid.
- [1804221](/bulletins/10223480.md), 2022-10-17, Service bulletin: BACK OVER PREVENTION; EXTERIOR LIGHTING; SERVICE BRAKES, HYDRAULIC; ELECTRONIC STABILITY CONTROL:AUTOMATIC \(ASC\); ELECTRICAL SYSTEM; POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE \(TCM/PCM/TECM\). Flash: Powertrain Control Module \(PCM\) Updates This bulletin involves reprogramming the Powertrain Control Module \(PCM\) with the latest available software. Customers may experience a Malfunction Indicator Lamp \(MIL\) illumination. Upon further investigation the technician may find one or more of the following Diagnostic Trouble Codes \(DTCs\) have been set: P1D7F\-00 \- ETC Self\-Learning Failure. P1523\-00 \- VVA Low Oil Pressure. P1524\-00 \- Oil Pressure Out Of Range \- Camshaft Advance/Retard Disabled. P0141 \- O2 Sensor 1/2 Heater Performance. Some customers may experience one or more of the following conditions: After a short trip and shutting the engine off for 5\-10 minutes, vehicle exhibits a long crank/start condition\(2016 BU EMEA only\). Cruise control will not set at 32 kph \(20 mph\). Engine cranking times out after five seconds. Cruise control will not engage at highway speeds and when in 6th gear. A ticking noise coming from the top of the engine area. The ticking noise is heard particularly at idle \(EMEA and APAC only\). The following enhancements are also included: Improved purge sensor performance. Updated fuel strategy to inhibit spark plug fouling.
- [W84](/bulletins/10220584.md), 2022-09-26, Service bulletin: POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE:SOFTWARE. Customer Satisfaction Notification W84 Powertrain Software Update
- [2104015](/bulletins/10220464.md), 2022-09-26, Service bulletin: POWER TRAIN:AUTOMATIC TRANSMISSION. Tranmission shift Drivability enhancements.
- [2102415REVD](/bulletins/10218169.md), 2022-08-22, Service bulletin: POWER TRAIN:AUTOMATIC TRANSMISSION. Transmission Shift And Drivability Enhancements.
- [2101016](/bulletins/10218160.md), 2022-08-22, Service bulletin: POWER TRAIN:AUTOMATIC TRANSMISSION. Transmission Shift And Drivability Enhancements.
- [21\-048\-17](/bulletins/10217496.md), 2022-08-08, Service bulletin: POWER TRAIN; POWER TRAIN:AUTOMATIC TRANSMISSION:INTERNAL:CLUTCHES/BANDS. Flash: Transmission Diagnostic and Shift Enhancements AN\-BQ\-21\-20171106 Refer to China Joint Venture \(JV\) released document AN\-BQ\-21\-20171106, for details on this service action.
- [9003811](/bulletins/10217443.md), 2022-08-08, Service bulletin: POWER TRAIN:AUTOMATIC TRANSMISSION:COOLER/RADIATOR:HOSES AND FITTINGS. Fan Module, Radiator Cooling Before replacing the fan engine cooling fan replacement 68360299A$ for vehicles built after Oct. 20, 2016 please call Josh Langmesser @ cell \(248\) 821\-5946. If a response is not received within 15 minutes, proceed with the necessary repair.

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