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Smart Junction Box (SJB)

SMART JUNCTION BOX (SJB) DIAGNOSTIC TROUBLE CODE (DTC) LIST

DTC Description Action
B1138 Memory Full The Smart Junction Box (SJB) has 4 Integrated Keyhead Transmitters (IKTs) stored in memory and cannot program any more IKTs  into the SJB  memory. PROGRAM all of the customer's IKTs  (up to 4). Refer to ANTI-THEFT SYSTEM - PASSIVE ANTI-THEFT SYSTEM (PATS) .
B1139 Invalid Transmitter Identification Code Go to PINPOINT TEST I .
B1624 Lamp Keypad Output Open Circuit Go to PINPOINT TEST H .
B1626 Lamp Keypad Output Short Circuit To Ground Go to PINPOINT TEST H .
B2276 Less Than 2 Transmitters Programmed PROGRAM all of the customer's IKTs  . Refer to ANTI-THEFT SYSTEM - PASSIVE ANTI-THEFT SYSTEM (PATS) . TEST the system for normal operation.
B2425 Remote Keyless Entry Out of Synchronization Go to PINPOINT TEST I .
B2666 Liftgate Release Switch Circuit Failure Go to PINPOINT TEST F .
B273A Liftgate Release Output Circuit Shorted to Ground Go to PINPOINT TEST F .
B273B Liftgate Release Output Circuit Open or Shorted to Battery Voltage Go to PINPOINT TEST F .
B2A25 Trim Panel Lock Switch Circuit Failure Go to PINPOINT TEST E .
B2A26 Keypad Switch Circuit Failure Go to PINPOINT TEST G .
All other DTCs - Refer to the Diagnostic Trouble Code (DTC) Chart in MULTIFUNCTION ELECTRONIC MODULE .