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Home >> Subaru >> 2016 >> Crosstrek Base >> Repair and Diagnosis >> External Pages >> Different car >> Section 69 (Keyless Access System (Diagnostics)) >> Diagnostic Procedure with Diagnostic Trouble Code (DTC) >> DTC B1577 IMM Control Module EEPROM >> For C0 And C5 Models >> DTC Detecting Condition
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For C0 And C5 Models: DTC Detecting Condition

WARNING: This page is about a different car, the 2015 Subaru XV Crosstrek and 2015 Subaru Impreza. However, it is still accessible from the selected car via links, so may be relevant.
Step Check Yes No
1 CHECK DTC  .
  1. Turn the ignition switch to ON.
  2. Perform the clear memory operation of ECM.
  3. Turn the ignition switch to OFF.
  4. Register the ID code box.
  5. Read the DTC again.
 Is B1577 displayed? Replace the ID code box. < Ref. to ID CODE BOX . > System is normal.
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