How KT200II read/write Toyota dyna 4.0 150hp Denso 89661?

Byadmin

Mar 21, 2025 KT200II Test Reports

This post starts with one question: How can I read/write the Toyota Dyna 4.0 150hp ECU Denso 89661 with KT200II? The answer is to read Jtag mode and write Boot mode.

Look at the images of ECU Denso 89661:
ECUHELP KT200II Read write Denso 89661-01

ECUHELP KT200II Read write Denso 89661-02

Kit to use:
– Multifunction cable
– Flat cable

Connect the multifunction cable as follows:
ECUHELP KT200II Read write Denso 89661-03

Use KT200II to READ the ECU solder the rainbow flat cable and the white wire of the multifunction cable.
Use the following driver:
→ BDM / JTAG MODE
→ JTAG RENESAS
→ AUD SH xxxxx
ECUHELP KT200II Read write Denso 89661-04

Use KT200II to WRITE the ECU connect the black, violet, white,
and the bicolor grey/red of the multifunction cable
and do two links on the pcb.
Use the following driver:
→ TOOL BOOT
→ RENESAS
→ SH xxxxx BOOT MODE
ECUHELP KT200II Read write Denso 89661-05