Hummer H2. Manual - part 261

DTC B1397

Device Voltage Reference Output Circuit Low

DTC B1440

Power Mode Master Input Circuits Mismatch

DTC B1480

Battery Rundown Protection Circuit Malfunction

DTC B1544, B1600, or B1605

Mirror Motors Common Circuit

DTC B1580, B1590, B1610, or B1620

Mirror Position Sensor Circuit

DTC B1640 or B1645

Mirror Heater Circuit

DTC B1722

Mirror Power Fold Control Circuit

DTC B1770, B1775, B1780, B1785, 

B1790, B1805, or B2415

Seat Motor(s) Overcurrent

DTC B1825

Seat Recline Position Sensor Circuit

DTC B1850, B1860, B1960, B2355, 

B2365, or B2375

Seat Position Sensor Circuit

DTC B2425 or B2430

Seat Heater Circuit

DTC B2435 or B2440

Seat Back Heater Sensor Circuit

DTC B2455

Cellular Phone Microphone Circuit

DTC B2462

Global Positioning System (GPS) Signal Error

DTC B2470

Cellular Phone Antenna Circuit

DTC B2476

Cellular Phone Select Service Switch Malfunction

DTC B2482

Cellular Phone Select Service Switch Range/Performance

DTC B2483 or B2484

Global Positioning System (GPS) Sensor Circuit

DTC B2550

Backup Lamps Control Circuit

DTC B2575

Headlamp Control Circuit

DTC B2580

Headlamp High Beam Control Circuit

DTC B2585

Parklamp Control Circuit Malfunction

DTC B2600

Daytime Running Lamp Control Circuit

DTC B2610

Passenger Compartment 1 Dimming Circuit

DTC B2615

Passenger Compartment Dimming 2 Circuit

DTC B2620

Display Dimming Pulse Width Modulation (PWM) Input 
Circuit

DTC B2625

Display Dimming Pulse Width Modulation (PWM) Output 
Circuit

DTC B2645

Ambient Light Sensor Circuit

DTC B2725

ATC Mode Switch Circuit Malfunction

DTC B2752

Horn Relay Coil Circuit Low

DTC B2795

Suspension Control Select Switch Circuit

DTC B2815

Steering Wheel Controls Illegal Resistance Value

DTC B2947

Security System Sensor Power CKT Low

DTC B2948

Security System Sensor Power CKT High

DTC B2957

Security System Sensor Data Circuit Low

DTC B2958

Security System Sensor Data Circuit High

DTC B2960

Sec Sys Sensor Data Incorrect but Valid

 

2004 Hummer H2 

2004 ACCESSORIES & EQUIPMENT Vehicle DTC Information - Hummer H2

  

DTC B2961

Key In Ignition Circuit Malfunction

DTC B3031

Security System Controller in Learn Mode

DTC B3033

Security System Indicates Tamper

DTC B3626

Traction Control Preference Switch Circuit

DTC B3801

Passenger Compartment Lamp Request Circuit

DTC B3802

Parklamps Request Circuit

DTC B3808

Rear Door Lock Relay Circuit

DTC B3809

Rear Door Unlock Relay Circuit

DTC B3819

Left Rear Window Up Control Circuit

DTC B3820

Left Rear Window Down Control Circuit

DTC B3821

Left Rear Window Relay Power Circuit

DTC B3822

Right Rear Window Up Control Circuit

DTC B3823

Right Rear Window Down Control Circuit

DTC B3824

Right Rear Window Relay Power Circuit

DTC B3825

Cargo Door/Liftgate Lock Signal Circuit

DTC B3941

Front Seat Heaters Circuit

DTC B3962

Seat Motor(s) Overcurrent

DTC C0035-C0051

Wheel Speed Sensor Circuit

DTC C0110

Pump Motor Circuit

DTC C0121

Valve Relay Circuit

DTC C0161

Anti-lock Brake System (ABS)/Traction Control System 
(TCS) Brake Switch

DTC C0191

Four Wheel Drive (4WD) Reference Accelerometer Circuit

DTC C0192

Four Wheel Drive (4WD) Reference Accelerometer Circuit 
Range

DTC C0245

Wheel Speed Sensor Frequency Error

DTC C0267

Low Brake Fluid Indicated

DTC C0306

Motor A or B Circuit

DTC C0327

Encoder Circuit Malfunction

DTC C0329

Encoder Signal Circuit Low

DTC C0359

Four Wheel Drive Low Range (4LO) Discrete Output Circuit

DTC C0388

Rear Axle Differential Lock Circuit

DTC C0550

ECU Malfunction

DTC C0563

Calibration Read Only Memory (ROM) Checksum Error

DTC C0569

System Configuration Error

DTC C0626

Left Rear Position Sensor Circuit Range/Performance

DTC C0631

Right Rear Position Sensor Circuit Range/Performance

DTC C0660

Level Control Exhaust Valve Circuit Malfunction

DTC C0696

Position Sensor Overcurrent

DTC C0702

Level Control Accessory Valve Circuit

DTC C0707

Excessive Compressor Activity

 

2004 Hummer H2 

2004 ACCESSORIES & EQUIPMENT Vehicle DTC Information - Hummer H2

  

DTC C0711

Level Control Air Pressure Sensor Circuit Malfunction

DTC C0712

Level Control Compressor Relay Circuit

DTC C0713

Level Control Compressor Overtemperature

DTC C0716

Left Rear Actuator Circuit

DTC C0717

Right Rear Actuator Circuit

DTC C0896

Device Voltage Range/Performance

DTC P0068

Throttle Body Airflow Performance

DTC P0101

Mass Air Flow (MAF) Sensor Performance

DTC P0102

Mass Air Flow (MAF) Sensor Circuit Low Frequency

DTC P0103

Mass Air Flow (MAF) Sensor Circuit High Frequency

DTC P0106

Manifold Absolute Pressure (MAP) Sensor Performance

DTC P0107

Manifold Absolute Pressure (MAP) Sensor Circuit Low 
Voltage

DTC P0108

Manifold Absolute Pressure (MAP) Sensor Circuit High 
Voltage

DTC P0112

Intake Air Temperature (IAT) Sensor Circuit Low Voltage

DTC P0113

Intake Air Temperature (IAT) Sensor Circuit High Voltage

DTC P0116

Engine Coolant Temperature (ECT) Sensor Performance

DTC P0117

Engine Coolant Temperature (ECT) Sensor Circuit Low 
Voltage

DTC P0118

Engine Coolant Temperature (ECT) Sensor Circuit High 
Voltage

DTC P0120

Throttle Position (TP) Sensor 1 Circuit

DTC P0125

Excessive Time to Closed Loop Fuel Control

DTC P0128

Engine Coolant Temperature (ECT) Below Thermostat 
Regulating Temperature

DTC P0131 or P0151

HO2S Circuit Low Voltage

DTC P0132 or P0152

HO2S Circuit High Voltage

DTC P0133 or P0153

HO2S Slow Response

DTC P0134 or P0154

HO2S Circuit Insufficient Activity

DTC P0135 or P0155

HO2S Heater Performance

DTC P0136 or P0156

HO2S Circuit

DTC P0137 or P0157

HO2S Circuit Low Voltage

DTC P0138 or P0158

HO2S Circuit High Voltage

DTC P0140 or P0160

HO2S Circuit Insufficient Activity

DTC P0141 or P0161

HO2S Heater Performance

DTC P0171 or P0174

Fuel Trim System Lean

DTC P0172 or P0175

Fuel Trim System Rich

DTC P0200

Injector Control Circuit

DTC P0218

Transmission Fluid Overtemperature

DTC P0220

Throttle Position (TP) Sensor 2 Circuit

 

2004 Hummer H2 

2004 ACCESSORIES & EQUIPMENT Vehicle DTC Information - Hummer H2

  

DTC P0230

Fuel Pump Relay Control Circuit

DTC P0300

Engine Misfire Detected

DTC P0315

Crankshaft Position (CKP) System Variation Not Learned

DTC P0325

Knock Sensor Module Performance

DTC P0327 or P0332

Knock Sensor Circuit

DTC P0335

Crankshaft Position (CKP) Sensor Circuit

DTC P0336

Crankshaft Position (CKP) Sensor Performance

DTC P0341

Camshaft Position (CMP) Sensor Performance

DTC P0342

Camshaft Position (CMP) Sensor Circuit Low Voltage

DTC P0343

Camshaft Position (CMP) Sensor Circuit High Voltage

DTC P0351-P0358

Ignition Coil Control Circuit

DTC P0420 or P0430

Catalyst System Low Efficiency

DTC P0442

Evaporative Emission (EVAP) System Small Leak Detected

DTC P0443

Evaporative Emission (EVAP) Purge Solenoid Control 
Circuit

DTC P0446

Evaporative Emission (EVAP) Vent System Performance

DTC P0449

Evaporative Emission (EVAP) Vent Solenoid Control 
Circuit

DTC P0452

Fuel Tank Pressure Sensor Circuit Low Voltage

DTC P0453

Fuel Tank Pressure Sensor Circuit High Voltage

DTC P0455

Evaporative Emission (EVAP) System Large Leak Detected

DTC P0461

Fuel Level Sensor Performance

DTC P0462

Fuel Level Sensor Circuit Low Voltage

DTC P0463

Fuel Level Sensor Circuit High Voltage

DTC P0496

Evaporative Emission (EVAP) System Flow During Non-
Purge

DTC P0502

Vehicle Speed Sensor (VSS) Circuit Low Input

DTC P0503

Vehicle Speed Sensor (VSS) Circuit Intermittent

DTC P0506

Idle Speed Low

DTC P0507

Idle Speed High

DTC P0522

Engine Oil Pressure (EOP) Switch Circuit Low Voltage

DTC P0523

Engine Oil Pressure (EOP) Sensor Circuit High Voltage

DTC P0530

Air Conditioning (A/C) Refrigerant Pressure Sensor Circuit

DTC P0562

System Voltage Low

DTC P0563

System Voltage High

DTC P0567

Cruise Control Resume Switch Circuit

DTC P0568

Cruise Control Set Switch Circuit

DTC P0601-P0607, P1600, P1621, P1627, 

P1680, P1681, P1683, or P2610

ECU Malfunction

DTC P0608

Vehicle Speed Output Circuit

DTC P0615

Starter Relay Control Circuit

 

2004 Hummer H2 

2004 ACCESSORIES & EQUIPMENT Vehicle DTC Information - Hummer H2