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Every new topic with question for pinout MUST contain those paragraphs
CAR BRAND NAME:
MODEL:
YEAR:
PART NUMBER:
CPU:
+ at least 4 pictures: of case with sticker, both sides of PCB and zoomed CPU (do NOT resize pictures!)
Subject should looks like "CAR BRAND, MODEL, YEAR, PART NUMBER, CPU" (for example: "Toyota Yaris 2015 89170-0D740 H8SX R5F61725")
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R7f7016843 cannot read eeprom

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  • R7f7016843 cannot read eeprom

    Hi need some help to clear crash for a toyota airbag ecu 89170-48F60 can read fault code but cannot read eeprom , log are as follow
    Toyota Denso 89170-48F60 (CANFD on bench)
    Enable 12V on Extended Connector... ok
    External power +13.55V
    Connect to CANFD Adapter... ok
    Enter Diagnostic Session... ok
    Read Part Number... 89170-48F60
    Read SW Number... 8917F48810
    Read Errors...
    B0001:13-AB - DRIVER FRONTAL STAGE 1 DEPLOYMENT CONTROL
    B0010:13-AB - PASSENGER FRONTAL STAGE 1 DEPLOYMENT CONTROL
    B0020:13-AB - LEFT SIDE AIRBAG DEPLOYMENT CONTROL
    B0021:13-AB - LEFT CURTAIN DEPLOYMENT CONTROL 1
    B0028:13-AB - RIGHT SIDE AIRBAG DEPLOYMENT CONTROL
    B0029:13-AB - RIGHT CURTAIN DEPLOYMENT CONTROL 1
    B0070:13-AB - DRIVER SEATBELT PRETENSIONER DEPLOYMENT CONTROL
    B0072:13-AB - PASSENGER SEATBELT PRETENSIONER „A“ DEPLOYMENT CONTROL
    B0073:13-AB - SECOND ROW LEFT SEATBELT PRETENSIONER DEPLOYMENT CONTROL
    B0075:13-AB - SECOND ROW RIGHT SEATBELT PRETENSIONER DEPLOYMENT CONTROL
    B0090:87-AB - LEFT FRONTAL RESTRAINTS SENSOR
    B0092:87-AB - LEFT SIDE RESTRAINTS SENSOR 2
    B0095:87-AB - RIGHT FRONTAL RESTRAINTS SENSOR
    B0097:87-AB - RIGHT SIDE RESTRAINTS SENSOR 2
    B009B:87-AB - LEFT SIDE RESTRAINTS SENSOR 5
    B009E:87-AB - RIGHT SIDE RESTRAINTS SENSOR 5
    P05BB:00-AB - !!! CRASH EVENT STORAGE FULL AND LOCKED !!!
    U0129:87-AB - LOST COMMUNICATION WITH BERAK SYSTEM CONTROL MODULE
    U023A:87-AB - LOST COMMUNICATION WITH FRONT CAMERA MODULE

    Enable 12V on Extended Connector... ok
    External power +13.66V
    Connect to CANFD Adapter... ok
    Enter Diagnostic Session... ok
    Read Part Number... 89170-48F60
    Read SW Number... 8917F4881000 8AA115201100
    Enter Diagnostic Session... ok
    Get Seed... ok
    Enter Password...
    Get Seed... ok
    Enter Password... failed
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    Last edited by weltune; 06.10.2023, 10:05.

  • #2
    Please take a photo of pcb, maybe different CPU inside

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    • #3
      It is another CPU - CYT2B93BAC, we will update this info in ASTCAN in next update.
      There is no solution for this SRS ECU yet.

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