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Category: ECU, TCU, PNP, ETM & Other Modules

Volvo Engine Control Unit (ECU), Transmission Control Unit (TCU), Park Neutral Position Switch (PNP), and other various modules.

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Elm 327 -

Which ELM 327 To Buy?

Post date Updated May 30th, 2021
Post author By Matt
Post categories In Diagnostics - VIDA, VADIS, DiCE, OBD, Codes, ECU, TCU, PNP, ETM & Other Modules, Tools, Volvo Buyer's Guide, Volvo Parts, Accessories, & Saving Money

Waveform

Fuel Relay #103 — Is it Really Necessary?

Post date Updated August 19th, 2020
Post author By Matt
Post categories In ECU, TCU, PNP, ETM & Other Modules, Fuel, Gasoline, Fuel Filter, Injectors, Etc., Volvo Electrical & Battery

volvo diagnostic codes

Bluetooth OBDII Connect To ECU

Post date Updated August 19th, 2020
Post author By Matt
Post categories In Diagnostics - VIDA, VADIS, DiCE, OBD, Codes, ECU, TCU, PNP, ETM & Other Modules, Volvo 850, Volvo C30, Volvo C70, Volvo S40 & V40, Volvo S60, Volvo S60 R 2004-2007, Volvo S70 & V70 1998-2000, Volvo S80, Volvo V70 2001-2007, Volvo V70 R 1998-2000, Volvo V70 R 2004-2007, Volvo XC70 & V70XC, Volvo XC90

Mattys 1998 XC70 Week Project -

Speed Restoring a 1998 XC70 in One Week

Post date Updated August 8th, 2022
Post author By Matt
Post categories In Brakes, Pads and Rotors, Cars 101, ECU, TCU, PNP, ETM & Other Modules, Restoration, Spark, Spark Plugs & Wires, Ignition, Rotor, Coils, Volvo Fluids, Volvo Steering, Volvo Suspension & Wheels, Volvo XC70 & V70XC

Troubleshoot Heat Soak ECM, BCM, CEM, & TCM

Post date Updated November 1st, 2024
Post author By Matt
Post categories In Diagnostics - VIDA, VADIS, DiCE, OBD, Codes, ECU, TCU, PNP, ETM & Other Modules, Sensors, Software Updates

Do Volvos get used to one brand of fuel?

Post date Updated June 4th, 2025
Post author By Matt
Post categories In Cars 101, ECU, TCU, PNP, ETM & Other Modules, Fuel, Gasoline, Fuel Filter, Injectors, Etc., Sensors, Speed, Aftermarket & HP

Window switch replacement

List of Repairs & Fixes for the various models of Volvo

Post date Updated February 3rd, 2021
Post author By Matt
Post categories In ECU, TCU, PNP, ETM & Other Modules, Volvo 850, Water Pump

1998 V70

1998 vs 1999 Changes & Differences

Post date Updated July 12th, 2024
Post author By Matt
Post categories In Boost, Turbo & Intercoolers, Capacities, Measurements, Standards & Statistics, ECU, TCU, PNP, ETM & Other Modules, Engine, Timing Belt, Volvo 850, Volvo Buyer's Guide, Volvo C70, Volvo Engine Oil, Return Line, etc., Volvo in Modern Culture: Trivia & History, Volvo Radiator & Fan, Volvo S70 & V70 1998-2000, Volvo V70 R 1998-2000, Volvo XC70 & V70XC

volvo S70 model

ETM Code P1657 Fix

Post date Updated April 8th, 2021
Post author By Matt
Post categories In Diagnostics - VIDA, VADIS, DiCE, OBD, Codes, ECU, TCU, PNP, ETM & Other Modules, Instrument Cluster, Volvo S70 & V70 1998-2000, Volvo XC70 & V70XC

Sasdelete2

SAS Delete Theory

Post date Updated August 19th, 2020
Post author By Matt
Post categories In ECU, TCU, PNP, ETM & Other Modules, Speed, Aftermarket & HP, Volvo Electrical & Battery, Volvo Emissions and Fuel Economy

Opinions on Manual Boost Control

Post date Updated August 19th, 2020
Post author By beth
Post categories In Boost, Turbo & Intercoolers, ECU, TCU, PNP, ETM & Other Modules, Volvo Electrical & Battery, Volvo S70 & V70 1998-2000
1 Comment on Opinions on Manual Boost Control

Swapping R ECUs in a Volvo 850

Post date Updated February 14th, 2021
Post author By Matt
Post categories In Boost, Turbo & Intercoolers, ECU, TCU, PNP, ETM & Other Modules, Speed, Aftermarket & HP, Volvo 850, Volvo Electrical & Battery

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