# Service bulletin TJ31949102016092

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: 10087522
- Published by NHTSA: 2016\-12\-29
- Manufacturer's number: TJ31949102016092
- Manufacturer's date: 2016\-09\-26
- NHTSA component: ELECTRICAL SYSTEM:ALTERNATOR/GENERATOR/REGULATOR

## NHTSA's summary

THIS IS A TECHNICAL JOURNAL: IF THE INVERTER GENERATOR MODULE \(IGM\) IS EXPOSED TO HIGH TEMPERATURES AND VIBRATION, A DIAGNOSTIC TROUBLE CODE \(DTC\) MAY BE SET INDICATING AN INTERNAL ISOLATION FAULT THAT WILL RENDER THE IGM INOPERABLE.THE CORRECTIVE ACTION IS TO CHECK THE VEHICLES IGM SERIAL NUMBER AGAINST THE ATTACHED “IGM HOUSING SERIAL NUMBERS” LIST. IF THE LABEL NUMBER FOR THE VEHICLES IGM IS LISTED IN THE “IGM HOUSING SERIAL NUMBER” LIST, REPLACE THE IGM. IF THE LABEL NUMBER FROM THE VEHICLES IGM IS NOT ON THE LIST, NO FURTHER ACTION IS NECESSARY.

## The document

No address for NHTSA's copy can be built for this communication. Ask the dealer for it by the manufacturer's number.

## Components

Electrical system, Alternator

## Vehicles listed

- 2016 to 2017 VOLVO XC90
- 2016 to 2017 VOLVO XC90H

## Other bulletins for the same vehicles and component

- [TJ31798.2.0\-2016](/bulletins/10167831.md), 2019-11-18, Service bulletin: EQUIPMENT ADAPTIVE/MOBILITY; ELECTRICAL SYSTEM; ELECTRICAL SYSTEM:ALTERNATOR/GENERATOR/REGULATOR. Inverter Generator Module "DTC IGM\- P0DFC00, Generator Position Sensor Not learned" may be noticed at a VIDA readout. No reported customer symptoms. Ignore the DTC, work is ongoing to find the root cause.
- [TJ31798.1.0](/bulletins/10110177.md), 2017-08-03, Service bulletin: ELECTRICAL SYSTEM:ALTERNATOR/GENERATOR/REGULATOR; ELECTRICAL SYSTEM. This document is a Technical Journal: Inverter Generator Module "DTC IGM\-P0DFC00, Generator Position Sensor Not learned" may be noticed at a VIDA readout. No reported customer symptoms. Ignore the DTC, work is ongoing to find the root cause.
- [TJ31949](/bulletins/10088643.md), 2017-01-13, Service bulletin: ELECTRICAL SYSTEM:ALTERNATOR/GENERATOR/REGULATOR; HYBRID PROPULSION SYSTEM: INVERTER. THIS IS A TECHNICAL JOURNAL: IF THE INVERTER GENERATOR MODULE \(IGM\) IS EXPOSED TO HIGH TEMPERATURES AND VIBRATION, A DIAGNOSTIC TROUBLE CODE \(DTC\) MAY BE SET INDICATING AN INTERNAL ISOLATION FAULT THAT WILL RENDER THE IGM INOPERABLE.THE CORRECTIVE ACTION IS TO CHECK THE VEHICLES IGM SERIAL NUMBER AGAINST THE ATTACHED “IGM HOUSING SERIAL NUMBERS” LIST. IF THE LABEL NUMBER FOR THE VEHICLES IGM IS LISTED IN THE “IGM HOUSING SERIAL NUMBER” LIST, REPLACE THE IGM. IF THE LABEL NUMBER FROM THE VEHICLES IGM IS NOT ON THE LIST, NO FURTHER ACTION IS NECESSARY.
- [PB32S39803201609](/bulletins/10087525.md), 2016-12-29, Service bulletin: ELECTRICAL SYSTEM:ALTERNATOR/GENERATOR/REGULATOR; HYBRID PROPULSION SYSTEM: INVERTER. THIS IS A PARTS BULLETIN: IF THE INVERTER GENERATOR MODULE \(IGM\) IS EXPOSED TO HIGH TEMPERATURES AND VIBRATION, A DIAGNOSTIC TROUBLE CODE \(DTC\) MAY BE SET INDICATING AN INTERNAL ISOLATION FAULT THAT WILL RENDER THE IGM INOPERABLE.THE CORRECTIVE ACTION IS TO CHECK THE VEHICLES IGM SERIAL NUMBER AGAINST THE ATTACHED “IGM HOUSING SERIAL NUMBERS” LIST. IF THE LABEL NUMBER FOR THE VEHICLES IGM IS LISTED IN THE “IGM HOUSING SERIAL NUMBER” LIST, REPLACE THE IGM. IF THE LABEL NUMBER FROM THE VEHICLES IGM IS NOT ON THE LIST, NO FURTHER ACTION IS NECESSARY.
- [S3980320160926](/bulletins/10087524.md), 2016-12-29, Service bulletin: HYBRID PROPULSION SYSTEM: INVERTER; ELECTRICAL SYSTEM:ALTERNATOR/GENERATOR/REGULATOR. THIS IS A QUALITY BULLETIN: IF THE INVERTER GENERATOR MODULE \(IGM\) IS EXPOSED TO HIGH TEMPERATURES AND VIBRATION, A DIAGNOSTIC TROUBLE CODE \(DTC\) MAY BE SET INDICATING AN INTERNAL ISOLATION FAULT THAT WILL RENDER THE IGM INOPERABLE.THE CORRECTIVE ACTION IS TO CHECK THE VEHICLES IGM SERIAL NUMBER AGAINST THE ATTACHED “IGM HOUSING SERIAL NUMBERS” LIST. IF THE LABEL NUMBER FOR THE VEHICLES IGM IS LISTED IN THE “IGM HOUSING SERIAL NUMBER” LIST, REPLACE THE IGM. IF THE LABEL NUMBER FROM THE VEHICLES IGM IS NOT ON THE LIST, NO FURTHER ACTION IS NECESSARY.

JSON: [/v1/bulletins/10087522](/v1/bulletins/10087522)

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