Humber 12 U1400 Engine Trouble Code
Humber 12 U1400 if your catalytic convertor fails completely, you eventually won't be able to keep the car running. Your gas mileage will also be terrible, so you should try and fix it as soon as you can. Unfortunately, the average replacement cost is around $2,000 and you can't do it yourself unless you're an experienced mechanic.
Humber 12 U1400 Code Meaning :
OBD-II Diagnostic Network (U) Trouble Code For Engine
Fuel And Air Metering
Engine Oil Temperature Sensor Malfunction
Crankshaft Position Sensor A Circuit Malfunction
Reverse Input Circuit

When you check Humber 12 car engine light came on code U1400 the reason should be . However manufacturer may have a different definition for the U1400 OBD-II Diagnostic Network (U) Trouble Code. So you should chech it on our car models.
U1400 OBD-II Diagnostic Network (U) Trouble Code Description
U1400 engine trouble code is about Reverse Input Circuit.Reason For U1400 Code
The reason of U1400 OBD-II Engine Trouble Code is Engine Oil Temperature Sensor Malfunction.U1400 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.
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