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Home >> Subaru >> 2015 >> WRX Base >> Repair and Diagnosis (Single Page) >> Accessories & Equipment >> Anti-Theft Systems >> Security And Locks - Keyless Access (W/ Push Button Start) (Diagnostics) >> Diagnostic Procedure with Diagnostic Trouble Code (DTC) >> DTC B1577 IMM Control Module EEPROM >> Except For C0 Model >> DTC Detecting Condition

Except For C0 Model: DTC Detecting Condition

DIAGNOSTIC PROCEDURE

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. Remove and install the battery.
  5. Turn the ignition switch to ON.
  6. After 5 seconds or more, read DTC.
 Is B1577 displayed? Replace the keyless access control module. <Ref. to KEYLESS ACCESS CONTROL MODULE .> System is normal.
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