1998 ISUZU TROOPER tow

RESTRAINT CONTROL SYSTEM 9J1±38
DTC 53 Deployment Commanded WITH Deployment Loop Fault Or Energy Reserves Out
Of Range
WARNING:DURING SERVICE PROCEDURES. BE VERY CAREFUL WHEN HANDLING A SENSING AND
DIAGNOSTIC MODULE (SDM). NEVER STRIKE OR JAR THE SDM. NEVER POWER UP THE SRS WHEN THE
SDM IS NOT RIGIDLY ATTACHED TO THE VEHICLE. ALL SDM AND MOUNTING BRACKET FASTENERS MUST
BE CAREFULLY TORQUED AND THE ARROW MUST BE POINTING TOWARD THE FRONT OF THE VEHICLE
TO ENSURE PROPER OPERATION OF THE SRS. THE SDM COULD BE ACTIVATED WHEN POWERED WHILE
NOT RIGIDLY ATTACHED TO THE VEHICLE WHICH COULD CAUSE DEPLOYMENT AND RESULT IN
PERSONAL INJURY.
Step
ActionYe sNo
1Was the ªSRS Diagnostic System Checkº performed?
Go to Step 2
Go to the ªSRS
Diagnostic
System Checkº
2Ignition switch ªOFF.º
Have air bag assembles deployed?Replace
components and
perform
inspections as
directed in
ªRepairs And
Inspections
Required After An
Accidentº in this
section
Clear diagnostic
trouble codes
Repeat the ªSRS
Diagnostic
System Checkº
Go to Step 3
3Inspect front of vehicle and undercarriage for signs of impact.
Were signs of impact found?Replace
components and
perform
inspections as
directed in
ªRepairs And
Inspections
Required After An
Accidentº in this
section
Clear diagnostic
trouble codes
Repeat ªSRS
Diagnostic
System Checkº
Ignition switch
ªOFFº
Replace SDM
Reconnect all
SRS system
components,
ensure all
components are
properly mounted
Repeat the ªSRS
Diagnostic
System Checkº

RESTRAINT CONTROL SYSTEM 9J1±42
DTC 71 Internal SDM Fault
WARNING:DURING SERVICE PROCEDURES. BE VERY CAREFUL WHEN HANDLING A SENSING AND
DIAGNOSTIC MODULE (SDM). NEVER STRIKE OR JAR THE SDM. NEVER POWER UP THE SRS WHEN THE
SDM IS NOT RIGIDLY ATTACHED TO THE VEHICLE. ALL SDM AND MOUNTING BRACKET FASTENERS MUST
BE CAREFULLY TORQUED AND THE ARROW MUST BE POINTING TOWARD THE FRONT OF THE VEHICLE
TO ENSURE PROPER OPERATION OF THE SRS. THE SDM COULD BE ACTIVATED WHEN POWERED WHILE
NOT RIGIDLY ATTACHED TO THE VEHICLE WHICH COULD CAUSE DEPLOYMENT AND RESULT IN
PERSONAL INJURY.
CAUTION: When DTC 19 or 25 has been set, it is necessary to replace the SDM. Setting DTC 19 and 25 or 51
or 53 will also cause DTC 71 to set. When a scan tool ªCLEAR CODESº command is issued and the
malfunction is no longer present, DTC 51 or 53 and DTC 71 will remain current. Ensure that the short to voltage
condition DTC 19, 25 is repaired prior to installing a replacement SDM to avoid damaging the SDM.
Step
ActionYe sNo
1Was the ªSRS Diagnostic System Checkº performed?
Go to Step 2
Go to the ªSRS
Diagnostic
System Checkº
2Note SRS ªDiagnostic System Check.º
IS DTC 19 OR 25 OR 51 OR 53 ALSO SET (CURRENT OR
HISTORY)? (REFER TO NOTICE ABOVE.)Go to DTC 19 if
DTC 19 is set
Go to DTC 25 if
DTC 25 is set
Go to DTC 51 if
DTC 51 is set
Go to DTC 53 if
DTC 53 is set
Ignition switch
ªOFFº
Replace SDM
Repeat the ªSRS
Diagnostic
System Checkº

RESTRAINT CONTROL SYSTEM 9J1±64
DTC 52 Deployment Event Commanded
WARNING:DURING SERVICE PROCEDURES. BE VERY CAREFUL WHEN HANDLING A SENSING AND
DIAGNOSTIC MODULE (SDM). NEVER STRIKE OR JAR THE SDM. NEVER POWER UP THE PRETENSIONER
WHEN THE SDM IS NOT RIGIDLY ATTACHED TO THE VEHICLE. ALL SDM AND MOUNTING BRACKET
FASTENERS MUST BE CAREFULLY TORQUED AND THE ARROW MUST BE POINTING TOWARD THE FRONT
OF THE VEHICLE TO ENSURE PROPER OPERATION OF THE PRETENSIONER. THE SDM COULD BE
ACTIVATED WHEN POWERED WHILE NOT RIGIDLY ATTACHED TO THE VEHICLE WHICH COULD CAUSE
DEPLOYMENT AND RESULT IN PERSONAL INJURY.
Step
ActionYe sNo
1Was the ªSRS Diagnostic System Checkº performed?
Go to Step 2.
Go to the ªSRS
Diagnostic
System Checkº
2Ignition switch ªOFF.º
Have pretensioner assemblies deployed?Replace
components and
perform
inspections as
directed in
ªrepairs and
inspections
required after an
accidentº in this
section
clear diagnostic
trouble codes
Repeat ªSRS
Diagnostic
System Checkº
Go to Step 3
3Inspect front of vehicle and undercarriage for sings of impact.
Were signs of impact found?Replace
components and
perform
inspections as
directed in
ªRepairs and
Inspections
Required After An
Accidentº in this
section
Clear diagnostic
trouble codes
Repeat ªSRS
Diagnostic
System Checkº
Ignition switch
ªOFFº
Replace SDM
Reconnect all
SRS system
components,
ensure all
components are
properly mounted
Repeat ªSRS
Diagnostic
System Checkº