The most likely cause of Zastava Yugo P02B2 code being stored is a defective automatic transmission cooler control valve or valve position sensor. Other causes may include corroded, open, or shorted wiring or connectors, a loose control module ground strap, or broken ground wire.
Common Symptoms For Zastava Yugo P02B2
If the PCM detects an abnormally high exhaust temperature, pressure, and/or noxious gas concentration, the exhaust after treatment fuel injector is activated and the reductant compound is sprayed into the diesel particulate filter or catalytic converter
This will help to determine whether or not the malfunction is intermittent. After the codes are cleared, test drive the vehicle to see if the code returns
Many late model diesel fuel injectors are individually numbered for electronic identification
Should all system circuitry and sensors check out and the transmission is in good working order, suspect a faulty PCM but keep in mind that PCM failure is rare and PCM replacement will require reprogramming.
Fuel And Air Metering
BBV Sensor Circuit Low Voltage
Cruise Control System - Vehicle Accel Too High
Zastava Yugo P02B2 Troubleshooting
Broken engine mountings can cause banging and graunching noises. There are two main types of mounting those centrally placed close to the bottom of the block and those higher up the block which mount on to the inner wings or chassis members. Zastava Yugo P02B2 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 Zastava Yugo P02B2 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.