Imperial Custom P0729 leads to an unsuccessful repair. Engine misfire codes, lean exhaust codes, fuel injector codes, and virtually any other drivability or transmission code that is accompanied by a controller communication code can potentially be a pitfall for misdiagnosis.
Common Symptoms For Imperial Custom P0729
However, leaks that originate from the front seal (behind the torque converter) will likely require removal of the transmission, at which time you may want to consider a transmission rebuild if the mileage dictates. If the transmission appears to be in good working order and doesn't appear to be overheating, suspect a defective input or output speed sensor
If the resistance level does not decrease with heat and increase as it cools, replace the sensor. If everything has checked out thus far, turn the key to the "ON" position and test for the presence of a voltage (and a ground signal) at the exhaust gas temperature/pressure (or heated oxygen) sensor electrical connector
Typical causes of low pump pressure include clogged hydraulic passages, a defective pump, faulty shift solenoids, or a faulty electronic pressure regulator
If the fuel shutoff switch and all system circuitry checks out, suspect a defective PCM (or other related controller)
Vehicle Speed Control And Idle Control System
Exhaust Gas Recirculation System Valve 1
TFP Valve Position Switch-Drive Without Drive Ratio
Imperial Custom P0729 Troubleshooting
Having one of the signs of a bad gasket is usually not enough to prove a failure of a gasket, but multiple symptoms are most likely the result of gasket failure. It is advisable to have the vehicle driven as little as possible whenever the symptoms occur. Depending on the symptoms, either have the gasket replaced or repaired. The cost of replacing a gasket usually varies from one mechanic to the other. Replacing a gasket is quite expensive in modern engines due to their location and the amount of labor that is required to replace them. Imperial Custom P0729 OBD 2 code on vehicles with electronically controlled automatic transmissions, the 3-4 shift solenoid is responsible for actuating the hydraulic circuits to activate clutches or bands that change gears inside the automatic transmission.
How to turn off Imperial Custom P0729 check engine light ?
There are two ways to turn off the check engine light:
A repair technician can do so once repairs have been made.
The OBD II can automatically turn it off when it fails to detect the problem after several diagnostic cycles.