Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
2003 Isuzu Axiom Base, 4WDFACTORY OEM SERVICE PROCEDURE
Transmission Data
TRANSMISSION DATA CHART
| Tech 2 string | Unit | Engine running at idle |
|---|---|---|
| Ignition Voltage | V | 12.8 - 14.1 V |
| Engine Speed | RPM | 750 - 900 RPM |
| Vehicle Speed | km/h, MPH | OMPH |
| AT Output Speed (Automatic Transmission) | RPM | ORPM |
| AT Input Speed Ratio (Automatic Transmission) | 0.0 | - |
| Throttle Position | % | 0% |
| AT Oil Temperature (Automatic Transmission) | °C, °F | 70 - 80 °C (158 - 176°F) |
| Transmission Temperature | °C, °F | 75-110°C (167 - 230°F) |
| AT Oil Temperature Lamp (Automatic Transmission) | On/Off | Off |
| AT Oil Life Monitor (Automatic Transmission) | % | 100% |
| AT Oil Life Lamp (Automatic Transmission) | On/Off | (Not used) |
| Commanded Gear | - | 1 |
| Current Gear | - | 1 |
| Mode Switch A | Inactive/Active | Active |
| Mode Switch B | Inactive/Active | Inactive |
| Mode Switch C | Inactive/Active | Inactive |
| Mode Switch G | Inactive/Active | Active |
| Selector Position | - | Park |
| 1-2 Shift Solenoid A | On/Off | Off |
| 2-3 Shift Solenoid B | On/Off | On |
| Solenoid Brake Band | On/Off | Off |
| TCC Slip Speed | RPM | 750 - 900 RPM |
| TCC Solenoid | On/Off | Off |
| TCC Duty Cycle | % | 0% |
| PCS Current (Pressure Control Solenoid) | A | Approx. 1.0 A |
| PCS Duty Cycle (Pressure Control Solenoid) | % | Approx. 45 - 60 % |
| Desired PCS Pressure (Pressure Control Solenoid) | kPa | 43 - 52 kPa |
| Shift Pressure | kPa | 43 - 52 kPa |
| Brake Switch | On/Off | On |
| Winter Switch | On/Off | Off |
| Winter Drive Lamp | On/Off | Off |
| Power Switch | Normal | Normal |
| Power Drive Lamp | Off/On | Off |
| Emergency Mode | Inactive/Active | Inactive |
| ABS Status | On/Off | (Not used) |
Factory Service Tools
Use the Manual With the Right Hardware
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.
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