diff --git a/lib/ras/host_utils.robot b/lib/ras/host_utils.robot
index d3ac972..bf989dd 100644
--- a/lib/ras/host_utils.robot
+++ b/lib/ras/host_utils.robot
@@ -1,13 +1,14 @@
 *** Settings ***
-Documentation       This module is for OS checkstop opertions.
+Documentation       Utility for error injection scenarios through HOST & BMC.
 Resource            ../../lib/rest_client.robot
 Resource            ../../lib/utils.robot
 Variables           ../../lib/ras/variables.py
 Library             ../../lib/bmc_ssh_utils.py
-Library             OperatingSystem
 Library             ../../lib/gen_print.py
 Library             ../../lib/gen_robot_print.py
 
+Library             OperatingSystem
+
 *** Keywords ***
 
 Getscom Operations On OS
@@ -98,7 +99,8 @@
     [Return]  ${translated_addr[1]}
 
 Inject Error Through HOST
-    [Documentation]  Inject checkstop on processor through HOST.
+    [Documentation]  Inject checkstop on multiple targets like
+    ...              CPU/CME/OCC/NPU/CAPP/MCA etc through HOST.
     ...              Test sequence:
     ...              1. Boot To HOST
     ...              2. Clear any existing gard records
@@ -111,15 +113,16 @@
     # threshold_limit     Threshold limit (e.g 1, 5, 32).
     # master_proc_chip    Processor chip type (True' or 'False').
 
-    Delete All Error Logs
+    Delete Error Logs
     Login To OS Host
+    Set Auto Reboot  1
     Gard Operations On OS  clear all
 
     # Fetch processor chip IDs.
     ${proc_chip_id}=  Get ProcChipId From OS  Processor  ${master_proc_chip}
 
     ${threshold_limit}=  Convert To Integer  ${threshold_limit}
-    :FOR  ${i}  IN RANGE  ${threshold_limit}
+    :FOR  ${count}  IN RANGE  ${threshold_limit}
     \  Run Keyword  Putscom Operations On OS  ${proc_chip_id}  ${fir}
     ...  ${chip_address}
     # Adding delay after each error injection.
@@ -142,7 +145,7 @@
     ${no_of_states}=  Convert To Integer  ${output}
 
     # Disable state for all cpus.
-    :FOR  ${i}  IN RANGE  ${no_of_states}
+    :FOR  ${count}  IN RANGE  ${no_of_states}
     \  ${cmd}=  Catenate  SEPARATOR=  for file_path in /sys/devices/system/cpu/
      ...  cpu*/cpuidle/state${i}/disable; do echo 1 > $file_path; done
     \  ${output}  ${stderr}  ${rc}=  Run Keyword  OS Execute Command  ${cmd}
@@ -165,3 +168,46 @@
     OS Execute Command  service opal-prd start
     ${opal_prd_state}=  Is Opal-PRD Service Enabled
     Should Contain  ${opal_prd_state}  enabled
+
+BMC Putscom
+    [Documentation]  Executes putscom command through BMC.
+
+    [Arguments]      ${proc_chip_id}  ${fru}  ${chip_address}
+
+    # Description of argument(s):
+    # proc_chip_id        Processor ID (e.g '0', '8').
+    # fru                 FRU (field replaceable unit) (e.g. '2011400').
+    # chip_address        Chip address (e.g. '4000000000000000').
+
+    ${cmd}=  Catenate  pdbg -d p9w -p${proc_chip_id} putscom 0x${fru} 0x${chip_address}
+
+    BMC Execute Command  ${cmd}
+
+Inject Error Through BMC
+    [Documentation]  Inject checkstop on multiple targets like
+    ...              CPU/CME/OCC/NPU/CAPP/MCA etc through BMC.
+    ...              Test sequence:
+    ...              1. Boot To HOST.
+    ...              2. Clear any existing gard records.
+    ...              3. Inject Error on processor/centaur.
+    [Arguments]      ${fir}  ${chip_address}  ${threshold_limit}
+    ...  ${master_proc_chip}=True
+    # Description of argument(s):
+    # fir                 FIR (Fault isolation register) value (e.g. '2011400').
+    # chip_address        Chip address (e.g. '2000000000000000').
+    # threshold_limit     Recoverable error threshold limit (e.g. '1', '5', '32').
+
+    Delete Error Logs
+    Login To OS Host
+    Set Auto Reboot  1
+
+    Gard Operations On OS  clear all
+
+    ${threshold_limit}=  Convert To Integer  ${threshold_limit}
+    :FOR  ${count}  IN RANGE  ${threshold_limit}
+    \  BMC Putscom  0  ${fir}
+    ...  ${chip_address}
+    # Adding delay after each error injection.
+    \  Sleep  10s
+    # Adding delay to get error log after error injection.
+    Sleep  120s