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.
2004 Isuzu Axiom Base, RWDFACTORY OEM SERVICE PROCEDURE
Transmission Control System
- Service Precaution
- General Description
- Notes
- Electronic Control Diagram
- Transmission Control Module (TCM)
- TCM Point Table
- Control System Diagram
- Control and Functions
- Gear Shift Control
- Mode Type
- Mode Selection
- Comparison of Mode
- Winter Drive Mode
- Backup Mode
- Functions of Input / Output Components
- CAN Bus Systems In Automatic Transmission Control (AW30-40LS)
- High Speed CAN Bus
- Diagnosis
- Electronic Diagnosis
- Check Trans Indicator
- On Board Diagnostic Check
- "Check Trans" Check
- Tech 2 OBD II Connection
- OBD II Diagnostic Management System
- 16 - Terminal Data Link Connector (DLC)
- Malfunction Indicator Lamp (MIL)
- DTC Check
- TCM Precaution
- Information On TCM
- TCM Diagnostic Trouble Codes
- DTC P0560: (FLASHING CODE 25) System Voltage Malfunction
- DTC P0602: (FLASHING CODE 63) Control Module Programming Error
- DTC P0705: (FLASHING CODE 17) Transmission Range Sensor Circuit
- DTC P0712: (FLASHING CODE 15) Transmission Fluid Temperature Sensor Circuit Low
- DTC P0713: (FLASHING CODE 16) Transmission Fluid Temperature Sensor Circuit High Input (Elbow)
- DTC P0717: (FLASHING CODE 14) AT Input Speed Sensor (Automatic Transmission)
- DTC P0722: (FLASHING CODE 11) AT Output Speed Sensor (Automatic Transmission)
- DTC P0741: (FLASHING CODE 43) Torque Converter Clutch Circuit Performance Or Stuck Off
- DTC P0742: (FLASHING CODE 53) Torque Converter Clutch Circuit Stuck On
- DTC P0748: (FLASHING CODE 35) Pressure Control Solenoid Electrical
- DTC P0751: (FLASHING CODE 41) 1-2 Shift Solenoid A Performance Or Stuck Off
- DTC P0752: (FLASHING CODE 42) 1-2 Shift Solenoid A Stuck On
- DTC P0753: (FLASHING CODE 31) Solenoid 2-3 Circuit
- DTC P0756: (FLASHING CODE 51) 2-3 Shift Solenoid B Performance Of Stuck Off
- DTC P0757: (FLASHING CODE 52) 2-3 Shift Solenoid B Performance Of Stuck On
- DTC P0758: (FLASHING CODE 32) Solenoid 1-2/3-4 Circuit
- DTC P1767: (FLASHING CODE 67) CAN Bus Communication Error
- DTC P1768: (FLASHING CODE 68) Lock up Clutch Shudder
- DTC P1772: (FLASHING CODE 26) Transmission Fluid Temperature Sensor Circuit Low Input (Valve Body)
- DTC P1773: (FLASHING CODE 27) Transmission Fluid Temperature Sensor Circuit High Input (Valve Body)
- DTC P1790: (FLASHING CODE 61) EPROM / ROM Transmission Side Bad Checksum
- DTC P1791: (FLASHING CODE 62) RAM Transmission Side Error
- DTC P1860: (FLASHING CODE 34) Torque Converter Clutch (TCC) Pulse Width Modulation Solenoid Fault
- DTC P1875: (FLASHING CODE 75) 4 Wheel Drive State Input Signal Failure
- DTC U2104: (FLASHING CODE 65) CAN-BUS Node no Communication
Factory Service Tools
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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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