Jeep Cherokee (XJ): NV231 transfer case
Jeep Cherokee (XJ) 1984 - 2001 Service Manual > Transmission and transfer case > NV231 transfer case
- Description and operation. Diagnosis and testing. Removal and installation
- Disassembly and assembly
- Cleaning and inspection
- Adjustments. Specifications. Special tools
AW-4
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Description and operation. Diagnosis and testing. Removal and installation
Description and operation
NV231 transfer case
DESCRIPTION
The NV231 is a part-time transfer case with a low
range reduction gear system. The NV231 has three
operating ranges plus a Neutral position ...
Other materials:
Modes of operation
OPERATION
As input signals to the Powertrain Control Module
(PCM) change, the PCM adjusts its response to the
output devices. For example, the PCM must calculate
different injector pulse width and ignition timing for
idle than it does for wide open throttle (WOT).
The PCM will operate in two ...