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MODEL SELECTION INDEX
MY 2004 Regular & Crew Cab - Service Information
Section 12K Telematics
1 General Information
2 Principles of Operation
2.1 Interior Rear View Mirror
Microphone
2.2 Audio System Interface
2.3 Battery Voltage
2.4 Backup Battery Charger
2.5 Serial Data
2.6 Driver's Door Ajar Switch
2.7 Passenger Door Ajar Switches
2.8 Alarm Input (Theft Deterrent Horn)
2.9 Telematics Antenna
2.10 Fuel Pump Relay Drive Circuit
V6 Engine
GEN III V8 Engine
3 Service Operations
4 TECH 2 Diagnosis for Telematics
5 Diagnosis
5.1 Telematics Module Terminal Descriptions
5.2 Diagnostic Charts
On-board Diagnostic System Check
DTC 1 — No Serial Data From BCM
DTC 2 — No Serial Data From Instrument
DTC 3 — No Serial Data From Sensing Diagnostic Module
DTC 4 — No Serial Data From Audio System
DTC 5 — No Serial Data
DTC 9 — Vehicle Battery Voltage Too High
DTC 10 — Vehicle Battery Voltage Too Low
DTC 13 — Backup Battery Timer Expired
DTC 14 — Backup Battery Voltage Too High
DTC 15 — Backup Battery Voltage Too Low
DTC 16 — Backup Battery Not Detected
DTC 17 — Microphone Not Detected
DTC 18 — Microphone Circuit Voltage Too Low
DTC 19 — Microphone Circuit Voltage Too High
DTC 21 — Speaker Circuit Voltage Too Low
DTC 22 — Speaker Circuit Voltage Too High
DTC 30 — Keypad Circuit Voltage Too High
DTC 42 — Fuel Pump Circuit Voltage Too Low
V6 Engine
GEN III V8 Engine
DTC 43 — Fuel Pump Circuit Voltage Too High
V6 Engine
GEN III V8 Engine
DTC 45 — End Call / Information Button Stuck
DTC 46 — Holden Assist Button Stuck
DTC 47 — Emergency Button Stuck
5.3 Symptoms Charts
No Serial Data
Status Indicator LEDs Do Not Illuminate
Vehicle Battery Voltage
Backup Battery
No GPS Signal
No GSM Signal
Emergency Button
Holden Assist Button
End Call / Information Button
Theft Deterrent Horn
Driver's Door Ajar Switch
Passenger Door Ajar Switches
Microphone
Fuel Pump Relay Drive
V6 Engine
GEN III V8 Engine
Audio Mute
Audio System Interface
Unable to Make or Receive a Call
Holden Assist Telematics System Test
6 Torque Wrench Specifications