Circuit Description
WARNING: This page does not describe the selected car, but rather 8 other vehicles, including the 2002 Toyota Tundra, 2002 Toyota Tacoma, 2002 Toyota Sequoia, 2002 Toyota 4Runner, and 2001 Toyota Tundra. However, it is still accessible from the selected car via links, so may be relevant.
The ECM receives a signal from the indicator switch (LOW switch). DTC can set when: Driving for 1.8 seconds or more and the indicator switch (LOW switch) is ON, output shaft speed 3000 RPM or less and the transfer shift position is "H". Possible causes are:
- Short in transfer L4 position switch (LOW switch) signal circuit.
- Transfer L4 position switch (LOW switch) malfunction.
- ECM malfunction.