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U1632 Engine Trouble Code

Meaning of U1632 engine trouble code is a kind of network trouble code and when your car's 'U1632 Check Engine' light comes on, it's usually accompanied by a sinking feeling in the pit of your stomach. The light could mean a costly problem, like a bad catalytic converter, or it could be something minor, like a loose gas cap. But in many cases, it means at minimum that you'll be visiting the car dealer to locate the malfunction and get the light turned off.

U1632 Fault Symptoms :

  1. Check engine light comes on
  2. Engine stalling or misfiring
  3. Engine performance issues
  4. Car not starting
If one of these reasons for U1632 code is occuring now you should check U1632 repair processes.
Now don't ask yourself; What should you do with U1632 code ?
The solution is here :

U1632 Possible Solution:

U1632 Engine

Power Steering Pressure (PSP) Switch Malfunction In Key On, Engine Off Self-Test, this DTC indicates the PSP input to the PCM is high. In Key On, Engine Running Self-Test, this DTC indicates that the PSP input did not change state. Steering wheel must be turned during Key On, Engine Running Self-Test PSP switch/shorting bar damaged SIG RTN circuit open PSP circuit open or shorted to SIGRTN PCM damaged.

U1632 Code Meaning :

U 1 6 3 2
OBD-II Diagnostic Network (U) Trouble Code For Engine Fuel And Air Metering Fuel Temperature Sensor B Circuit Range/Performance Injection Pump Fuel Metering Control 'A' High (Cam/Rotor/Injector) Glow Plug/Heater Circuit 'A' Malfunction

Is the fuel pump sometimes not priming when you turn the key to ON(II)? Start by measuring the fuel pressure and checking whether you have bright white-bluish spark at all four plugs. The mechanical timing is also something that you should check, as we mentioned above.

U1632 OBD-II Diagnostic Network (U) Trouble Code Description

U1632 engine trouble code is about Glow Plug/Heater Circuit 'A' Malfunction.

Main reason For U1632 Code

The reason of U1632 OBD-II Engine Trouble Code is Fuel Temperature Sensor B Circuit Range/Performance.

U1632 DTC specifically refers to the camshaft (cam) timing. In this case, if the cam timing is over-retarded, the engine light will be illluminated and the code will be set.