5. Repair Instructions:
Replace the cooling fan. Refer to
2.2.7.35 DTC P0501
1. DTC Descriptor:
DTC
P0501
Unreasonable Vehicle Speed Sensor Signal
The vehicle speed signal is used to monitor the vehicle speed. The vehicle speed signal is one of the fuel control reference signals
during an urgent deceleration. The vehicle speed sensor working voltage is provided by The Main Relay which is controlled by ECM
via ECM harness connector EN01 terminal No.57. The vehicle speed sensor signal is sent to the instrument panel used for the
vehicle speed display.
2. Conditions For Setting DTC and The Fault Location:
DTC Code
DTC Detection Strategy
Conditions For Setting The DTC (Control Strategy)
Fault Locations
P0501
Low Limit for Stopping Fuel
Supply
1. The vehicle speed is less than 5 km/h.
2. Stopping Fuel Supply Enabled.
3. Engine coolant temperature is higher than 64.5°C.
(148.1 ºF) .
4. Engine speed is greater than 1,520 rpm and less
than 4,000 rpm.
1. Vehicle Speed Sensor
Circuit
2. Vehicle Speed Sensor
3. ECM
2-176
Control System JL4G18-D
Engine
EC718/EC718RV EC715/EC715RV 10/2009
Summary of Contents for EC715 2009
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