Conditions Which Generate This Code:
The Electronic Control Module (ECM) detects the following conditions:
• The signal voltage from the intake manifold air temperature sensor is greater than 4.95 Volts DC
for more than eight seconds.
• Engine coolant temperature is above -10 °C (15.0 °F).
• The ECM has been powered for at least two seconds.
• Diagnostic code 0168-01 is not active.
Preparations:
Perkins EST 2024A & 2023A & 2019A Software Free Download
Perkins SPI2 2018A EPC+Service Manual Free Download
Perkins Communication Adapter 3
System Response:
If equipped, the diagnostic lamp will flash. The ECM will log the diagnostic code.
The ECM will use the default value of 70 °C (158 °F) for the intake manifold air temperature. “Voltage High” will be displayed next to the status for “Intake Manifold Air Temperature” on the electronic service tool.
Possible Performance Effect:
• Poor stability
• Poor cold running
• White smoke
• Black smoke
• Poor acceleration under load
Troubleshooting:
This fault can be caused by an open circuit or a short to a power source.
Perform the following diagnostic procedure: “Engine Temperature Sensor Open or Short Circuit – Test”
Results:
• OK – STOP
More trouble repair case for Perkins,pls refer to:Perkins Trouble Repair
This instruction show you guide on how to solve Doosan excavator P0408 maximum EGR rate…
Here is the instruction show you guide on how to calibrate 2403 steering valve for…
This function requires all connectors to be disconnected from all electrohydraulic valves on the tractor.You…
This instruction show you guide on how to remove center joint and center frame for…
How to solve Doosan heavy duty machine P0100 fault code signal error of air mass…
If the vehicle is oscillating on the wayline or catches up the wayline very slowly…