Ron Ananian, The Car Doctor - Classic Car Doctor - October 17. 2015 - Hour 2 - When Your Car Needs a Software Update
Ron Ananian The Car Doctor
Ron Ananian, The Car Doctor - Classic Car Doctor - October 17. 2015 - Hour 2 - When Your Car Needs a Software Update Ron Ananian The Car Doctor · Jun 20, 2026
Ron Ananian, The Car Doctor - Classic Car Doctor - October 17. 2015 - Hour 2 - When Your Car Needs a Software Update

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Ron Ananian, The Car Doctor - Classic Car Doctor - October 17. 2015 - Hour 2 - When Your Car Needs a Software Update
Company

Drew Technologies

Drew Technologies makes tools that help mechanics talk to a car’s computer. That lets shops figure out problems and update or reprogram software when needed.

Term

OBD

OBD is the car’s built-in self-diagnosis system. It’s what allows a mechanic’s scanner to read trouble codes and understand what’s wrong.

Term

reprogramming

Reprogramming means updating the car’s computer software. Mechanics do it when the manufacturer releases new software or when a system needs to be corrected.

Term

RP twelve ten

RP 1210 is a set of rules for how computers and vehicle diagnostic tools communicate. The idea is that one tool can work across different vehicles by translating the commands.

Term

diagnostics

Diagnostics is how a shop uses a scanner/computer to find out what the car thinks is wrong. It checks the car’s systems and helps pinpoint the problem.

Term

reflashing

Reflashing is when a mechanic loads new software into the car’s computer. It’s often used to fix bugs or update how a system works.

Term

OEM

OEM means the original maker of the car and its parts. When a shop uses OEM applications, it’s using the manufacturer’s intended software/commands for the car’s systems.

Concept

independent repair shop

An independent repair shop is a regular auto shop that isn’t the carmaker’s dealership. The point here is making sure those shops can still update a car’s software using standardized tools.

Term

J. Twenty five thirty four

J.2534 is a set of rules that lets independent repair shops update a car’s software using a standardized tool. The idea is that one tool can communicate with many different car brands, instead of each brand requiring its own special programmer.

Term

protocol

Here, “protocol” means the exact set of communication rules the tool and the car must follow. If the tool doesn’t follow the right rules, the car won’t accept the update commands.

Term

data acquisition

Data acquisition means pulling information out of the car—like sensor readings and diagnostic data—so engineers can study what’s happening. The tool makes it easier to collect lots of data without needing a whole pile of separate computers.

Term

J 2534

J 2534 is a standard way for a shop’s computer to talk to a car’s electronics. It helps make sure the tools understand each other the same way across different brands, so programming and diagnostics work reliably.

Term

VCM II

VCM II is a diagnostic/programming tool that lets a repair shop connect to a car’s computer systems. It’s one of the “special tools” shops can use to update software or run diagnostics.

Term

bi directional controls or actuators

This means the scan tool can do more than just read codes—it can also control parts of the car to test them. For example, it can command a system to run so you can confirm it’s working.

Concept

right to repair movements

Right to repair is the idea that car owners and independent mechanics should be able to fix cars without being blocked by the manufacturer. Here, it’s connected to laws that require automakers to share diagnostic access.

Term

synthetic transmission fluid

Synthetic transmission fluid is a special kind of oil for the transmission. It’s made to handle heat better than cheaper fluids, but the speaker warns that if the transmission has old gunk, new fluid can stir it up.

Term

transmission overheating

Transmission overheating means the transmission runs too hot. That heat can damage the fluid and internal parts, so the speaker is discussing what to do with the fluid to reduce risk.

Term

transfluid

“Transfluid” just means the fluid inside the transmission. It helps the transmission work and shift, and the host explains that newer, more “cleaning” fluids can loosen old buildup that may cause problems if the transmission is already worn.

Term

detergent fluid

A detergent fluid is a transmission fluid with additives that help clean out buildup. The speaker is saying that if your transmission has old gunk, a cleaner fluid can break it loose and that debris can sometimes cause trouble.

Term

varnish

In this context, varnish refers to a crusty, sticky deposit that forms inside an aging transmission from heat and fluid breakdown. The host compares it to shellac/varnish and explains that fresh, high-detergent fluid can dissolve it, potentially releasing particles that interfere with transmission function.

Concept

tow

“Tow” means pulling a heavy trailer or motor home. The speaker is saying you want the transmission to be in good shape before you put it under that extra load.

Car

GMC Savannah

The host brings up a GMC Savannah as an example. The main point is that keeping the transmission fluid fresh can help prevent expensive transmission problems.

Term

synthetic oils

Synthetic oil is a higher-tech type of oil that’s designed to last longer and handle heat better than regular oil. The idea is that it can help protect the car’s internal parts for more miles.

Term

complete exchange

A complete exchange means replacing most or all of the old transmission fluid, not just draining a little. The goal is to remove old dirty fluid so the transmission starts fresh.

Term

scan tool

A scan tool is a gadget a mechanic plugs into your car. It talks to the car’s computer to find problems and show what’s going on.

Term

relearns resets

“Relearns” and “resets” are procedures that update or restore how a vehicle’s control modules adapt to sensors and components after repairs or certain service actions. They’re often needed so the car’s computers can recalibrate and operate correctly after changes.

Term

network

The car’s “network” is how different computers in the car talk to each other. If communication is the problem, the window (or other feature) may not respond even if the parts seem fine.

Term

body control module

The body control module is the car’s computer that controls convenience features like power windows and door functions. Using a scanner to talk to it helps diagnose problems in those systems.

Term

door module

Modern cars often have a small computer for each door. That computer helps control things like the window and lock, and it can be tested directly with the right scanner.

Term

vehicle evaporative emissions leak

Cars have a system that captures fuel vapors so they don’t leak into the air. If there’s a leak, smoke testing can show exactly where the vapor is escaping.

Term

inducing smoke into the system

Smoke testing is a diagnostic method where technician introduce visible smoke into an emissions or vacuum-related system to locate leaks. If the system is sealed and the smoke can’t escape, it indicates no leak; if it escapes, the leak location becomes obvious.

Brand

Launch

Launch is the name of a car diagnostic scanner brand. The speaker is saying their tools worked reliably in real troubleshooting.

Brand

snap on

Snap-on is a brand that makes diagnostic tools. The speaker’s story is that even a pricey Snap-on scanner couldn’t reset the oil reminder on that car.

Term

oil light reset

After you change the oil, the car’s “oil change” reminder light usually needs to be reset. Some cars can do it with buttons, but others need a scanner to reset the maintenance timer.

Company

OTC

OTC is a tool brand that makes diagnostic equipment mechanics use to talk to a car’s computer.

Term

throttle body minimum idle relearn

Modern cars control idle with the throttle body and the engine computer. After certain work, the car needs to “relearn” what the correct low-idle setting is, and a scan tool is often required to trigger that process.

2005 Acura MDX
Car

2005 Acura MDX

The Acura MDX is a SUV that has computer-controlled throttle and idle. Some repairs or updates require a special “relearn” procedure, and this episode is talking about whether scan tools can perform that procedure on a 2005 MDX.

Term

handshake

A handshake is the back-and-forth communication between the scan tool and the car’s computer. The tool sends a command, the car replies, and that confirms the procedure is understood and works.

Term

hexedecimal

Hexadecimal is just another way computers write numbers. In car diagnostics, some commands and data are shown in hex, so technicians can send the exact code the car expects.

Term

telematics

Telematics means your car can send information to a phone or service over a wireless connection. That can help you see diagnostic data without always going back to a repair shop.

Term

reading codes, clearing codes

Reading codes means checking the car’s computer for stored error messages. Clearing codes wipes those messages so you can see if the problem comes back after you drive.

Brand

Easy DIEG two point zero

Easy DIEG two point zero is a specific gadget for checking your car’s diagnostic information. It’s designed to work with a phone (Apple or Android) so you can read codes and data.

2014 Ford Focus
Car

2014 Ford Focus

A 2014 Ford Focus is a compact car. The caller is saying it stutters when they stop and then start moving again, which is the sort of problem you’d want to diagnose with the car’s error codes and data.

Term

DPS six to six speed transmission

Even though the car drives like an automatic, the transmission can be built in a way that’s closer to a manual-style clutch system. That’s why clutch problems can still show up.

Term

clutch shutter

It’s when the car’s clutch doesn’t engage smoothly. Instead, it can chatter or shake a bit, especially when you’re driving gently.

Concept

go over the dealer's head

“Go over the dealer’s head” means escalating the issue directly to the manufacturer instead of relying on the dealership to interpret or apply coverage. The host recommends contacting Ford Motor Company because there’s a specific letter/campaign tied to the transmission problem.

Concept

extended warranty

An extended warranty is extra time where the manufacturer pays for repairs that would normally be out of your pocket. Here, it’s connected to the transmission/clutch problem they’re addressing.

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