Hummer H2. Manual — part 361
SCAN TOOL DATA LIST
The scan tool data lists contain all the instrument panel, gauges, and console related parameters that are
available on the scan tool. The parameters in the list are arranged in alphabetical order. The data list column
indicates the location of the parameter within the scan tool menu selections.
Use the scan tool data lists as directed by a diagnostic table or in order to supplement the diagnostic procedures.
Begin all of the diagnostic procedures withDiagnostic System Check - Instrument Cluster ,Diagnostic
System Check - Driver Information Systems or Diagnostic System Check - Audible Warnings .
Use the scan tool data lists only after the following is determined:
z
There is no published DTC procedure nor published symptom procedure for the customer concern.
IPC Gauges
-
you select On. The IPC drives all gauges to the minimum physical
position when you select Off.
Lamp Test
-
The IPC illuminates the following indicators when you select On:
z
ABS
z
Air Bag
z
Battery
z
Brake
z
Cargo Lamp On
z
CRUISE
z
Fasten safety belt
z
Four Wheel Drive
z
High beam
z
Low Fuel
z
Overdrive Disable
z
SECURITY
z
SERVICE ENGINE SOON
z
Tire Pressure Low
z
Tow/Haul
z
Traction Off
z
Upshift
z
Wait to Start
The indicators should illuminate until commanded Off.
PRNDL
Display
-
An underscore illuminates under each indicator in the PRNDL
display until commanded Off.
Segments Test
-
All DIC and Odometer segments illuminate until commanded Off.
2004 Hummer H2
2004 ACCESSORIES & EQUIPMENT Instrument Panel, Gauges, and Console - Hummer H2
z
The DTC or symptom procedure indicated by the Diagnostic System Check does not resolve the customer
concern.
The typical data values are obtained from a properly operating vehicle under the conditions specified in the first
row of the scan tool data list table. Comparison of the parameter values from the suspect vehicle with the typical
data values may reveal the source of the customer concern.
Body Control Module (BCM)
Instrument Panel Cluster (IPC)
Scan Tool Parameter
Data List
Units Displayed
Typical Data Value
Operating Conditions: Ignition ON/Engine OFF/High Beams Off/Doors Closed/Trunk
Closed/Park Brake Unapplied/Seatbelt Buckled
Battery Voltage
Data
Active/Inactive
Inactive
Cargo Door Ajar Switch
Inputs
Open/Closed
Closed
Cargo Lamp Switch
Inputs
On/Off
Off
Courtesy Lamp Switch
Inputs
Active/Inactive
Inactive
Driver Door Ajar Switch w/o DDM
Inputs
On/Off
Off
Hazard Switch Signal
Outputs
On/Off
Off
Headlamp Switch
Inputs
Active/Inactive
Inactive
Headlamps On Indicator
Outputs
On/Off
Off
High Beam Relay
Outputs
On/Off
Off
High Beam Switch
Inputs
On/Off
Off
Hood Ajar Switch
Inputs
Active/Inactive
Inactive
Key In Ignition
Inputs
Yes/No
Yes
Left Rear Cargo Door Ajar Switch
Inputs
On/Off
Off
Low Beam Output
Outputs
On/Off
Off
Park Brake Switch
Inputs
Set/Released
Released
Park Lamp Relay
Outputs
On/Off
Off
Parklamp Switch
Inputs
Active/Inactive
Inactive
Passenger Door Ajar Switch w/o PDM
Inputs
On/Off
Off
RAP Relay
Outputs
On/Off
On
Right Rear Door Ajar Switch
Inputs
On/Off
Off
Scan Tool
Parameter
Data List
Units Displayed
Typical Data
Value
Operating Conditions: Ignition ON/Engine OFF/Seat Belt Buckled/High Beams OFF/Park Brake
Unapplied/Park Lamps ON
8- Digit GM Part
Number
Module
Information 1
Numeric
Varies
ABS Lamp
Input/Output
On/Off
Off
Air Bag Lamp
Input/Output
On/Off
Off
Battery
Input/Output
On/Off
On
2004 Hummer H2
2004 ACCESSORIES & EQUIPMENT Instrument Panel, Gauges, and Console - Hummer H2
Battery Voltage
Data 1
Volts
9.0-16 Volts
(Varies)
Brake Assist (if
equipped)
Input/Output
Data 1
Active/Inactive
Inactive
Brake Lamp
Input/Output
On/Off
Off
Cargo Lamp On
Input/Output
On/Off
Off
Cruise Control
Input/Output
On/Off
Off
DIC Fuel Info
Input/Output
On/Off
Off
DIC Personalization
Input/Output
On/Off
Off
DIC Select
Input/Output
On/Off
Off
DIC Trip Info.
Input/Output
On/Off
Off
Display Dimming
Input/Output
Active/Inactive
Inactive
Display Units
Input/Output
Metric/English
English
Displayed Coolant
Temp
Data 1
Celsius (Fahrenheit)
32-127°C (89-
260°F) (Varies)
Displayed Fuel
Level
Data 1
Percent
0-100% (Varies)
Displayed
Odometer
Data 2
Kilometers (Miles)
Varies with the
mileage of vehicle
Displayed Oil
Pressure
Data 1
kPa (PSI)
0 kPa (0 PSI)
Displayed Trans Oil
Temp
Data 1
Celsius (Fahrenheit)
29-157°C (84-315°
F) (Varies)
Engine Speed
Data 1
RPM
0 RPM
Fasten Seat Belt
Input/Output
On/Off
Off
High Beam Lamp
Inputs
On/Off
Off
Hour Meter
Data 1
Hours
Varies
Ignition 1
Data 1
Volts
9.0-16 Volts
(Varies)
Ign. Since Current
DTC
Data 1
Cycles
0-255
Julian Date of Build
Module
Information 1
Numeric
Varies
Language
Input/Output
English/French/Spanish/German/Arabic
English
Left Turn Input
Input/Output
Open/Closed
Open
Low Fuel Lamp
Input/Output
On/Off
Off
Low Washer Fluid
Input/Output
On/Off
Off
Monitored Coolant
Temp
Data 1
Celsius (Fahrenheit)
82-93°C (180-200°
F)
Monitored Fuel
Level
Data 1
Percent
0-100% (Varies)
Monitored Oil
Data 1
kPa (PSI)
0 kPa (0 PSI)
2004 Hummer H2
2004 ACCESSORIES & EQUIPMENT Instrument Panel, Gauges, and Console - Hummer H2
Driver Door Module (DDM)/Passenger Door Module (PDM)
Powertrain Control Module (PCM)
Pressure
Over Drive Defeat
Input/Output
Active/Inactive
Inactive
PRNDL State
Inputs
Park / Reverse / Neutral / First / Second /
Third / Drive
Park
Right Turn Input
Input/Output
Open/Closed
Open
Security Lamp
Input/Output
On/Off
Off
Service 4WD
Input/Output
On/Off
Off
Software Part
Number
Module
Information 2
Numeric
Varies
Software Revision
Number
Module
Information 2
Numeric
Varies
Tow/Haul
Input/Output
On/Off
Off
Trip Odometer A
Data 2
Miles (Kilometers)
Varies
Trip Odometer B
Data 2
Miles (Kilometers)
Varies
Trip Reset Switch
Inputs
Active/Inactive
Inactive
Upshift Lamp
Input/Output
On/Off
Off
Vehicle Speed
Data 1
Miles (Kilometers)
0 km/h (0 mph)
Year Model Built
Module
Information 1
Numeric
Varies
Scan Tool Parameter
Data List
Units Displayed
Typical Data Value
Ignition ON/Engine OFF/Vehicle in PARK/All doors closed
Battery 1 (Low Current)
Data
Volts
12.8 Volts
Battery 2 (High Current)
Data
Volts
12.8 Volts
Door Ajar Switch
Inputs
On/Off
Off
Scan Tool Parameter
Data List
Units Displayed
Typical Data Value
Operating Conditions: Engine Idling/Normal Operating Temperature
ECT Sensor
Engine Data 1
Engine Data 2
Enhanced EVAP
Data
Fuel Trim Data
HO2S Data
Misfire Data
Celsius (Fahrenheit)
85-105°C (185-220°F)
(Varies)
Coolant Level Switch
Engine Data 2
OK/Low
OK
Engine Oil Level Switch
Engine Data 2
OK/Low
OK
Engine Oil Life Remaining
Engine Data 2
Percent
0-100%
(Varies)
Engine Oil Pressure Sensor
Engine Data 2
Volts
0-5 Volts (Varies)
2004 Hummer H2
2004 ACCESSORIES & EQUIPMENT Instrument Panel, Gauges, and Console - Hummer H2
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