Index: firmware/App/Services/SystemCommMessages.c
===================================================================
diff -u -rda1f86ddf735623ba393ca809479157cd66c154c -rfc11115c26447a2da7b12f5f38ff0d4af06c579b
--- firmware/App/Services/SystemCommMessages.c	(.../SystemCommMessages.c)	(revision da1f86ddf735623ba393ca809479157cd66c154c)
+++ firmware/App/Services/SystemCommMessages.c	(.../SystemCommMessages.c)	(revision fc11115c26447a2da7b12f5f38ff0d4af06c579b)
@@ -7,8 +7,8 @@
 *
 * @file    SystemCommMessages.c
 *
-* @author  (last)      Dara Navaei
-* @date    (last)      21-Jun-2022
+* @author  (last)      Michael Garthwaite
+* @date    (last)      07-Sep-2022
 *
 * @author  (original)  Dara Navaei
 * @date    (original)  05-Nov-2019
@@ -3762,8 +3762,9 @@
  * @param rejCode Reject reason code explaining why request was rejected
  * @return none
  *************************************************************************/
-void sendServiceModeResponse( BOOL accepted, U32 rejCode )
+BOOL sendServiceModeResponse( BOOL accepted, U32 rejCode )
 {
+    BOOL result;
     MESSAGE_T msg;
     U08 *payloadPtr = msg.payload;
 
@@ -3777,7 +3778,9 @@
     memcpy( payloadPtr, &rejCode, sizeof( U32 ) );
 
     // Serialize the message (w/ sync, CRC, and appropriate CAN padding) and add serialized message data to appropriate comm buffer
-    serializeMessage( msg, COMM_BUFFER_OUT_CAN_DG_2_HD, ACK_REQUIRED );
+    result = serializeMessage( msg, COMM_BUFFER_OUT_CAN_DG_2_HD, ACK_REQUIRED );
+
+    return result;
 }
 
 /*********************************************************************//**