What You Need To Know About PCMtuner V1.21 ECU Programmer

V1.21 PCMtuner is the 2022 newest ECU Programmer It can read & write ECU data by OBD, BENCH, and BOOT modes. Perform a complete backup of ECU data, easy ECUs clones, and power upgrades. Compared with the V1.20, it newly added 44 new protocols, Bosch ECU read/write protocols without opening the cover. Here is a list of questions for your reference.
Q: What other functions can PCMtuner do besides reading and writing ECU?
A: All functions supported are in the following list.
*  Read and write data via OBD/BENCH/BOOT mode
*  ECU clone
*  ECU parameter adjustment
*  ECU maintenance engineering
*  Chip tuning
*  Read ECU maps
*  Checksum correction
*  Stage1-3, gearbox tuning , LC, sportdisplay , immo off, adblue off, dpf off, dtc off , vmax , swirl off
*  Read flash and ep files
*  Powertrain adjustment
*  Support online update
*  VR files  supply
*  Pinout comewith
*  Helpdesk and tuner account
*  OBD2 reading
*  Cover-free wielding-free no disassembly data reading, greatly reduce the risk of destroying the ECU, bench mode.
*  Cover-opening data reading, boot mode
Q: What are the 67 modules?
A: PCMtuner supports 67 modules incl. module 1- module 74 (except module 28, 37, 39, 41, 44, 49, 51).
Q: Is it the master version?
A: Yes, it is. Read and save data in Bin format. Data is not encrypted.
Q: What language is available with it?
A: English and Russian.
Q: Is there an annual fee for upgrading PCMtuner in the future?
A: No. It supports free update online for lifetime. No subscription, no annual fee.
Q: Does it need to connect to network?
A: Only VR and software update need to operate online. Other functions can be done offline.
Q: How to connect PCMtuner via OBD or bench?
A: 1.via OBD
Connect PCMTUNER to the computer by USB cable, and connect to the vehicle via OBD cable

2.on bench
Connect PCMTUNER to the computer by USB cable, and connect to ECU by the professional harness, and supply the power.

Q: V.1.20 KTM200 also supports 67 modules. What’s the difference between it and PCMtuner V1.21?
A: Both of them support the same functions, language, ECU models and operating system (Win7& Win10).
The differences:
Made by different manufacturers
Hardware configurations are different
Use the same software, but the version is different. PCMtuner is V1.21, KTM200 is V1.20.
PCMtuner supports software update online, but KTM200 doesn’t support.
Q: Do I need to download the software before using PCMtuner?
A: No need. It comes with a CD.