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Wrangler Modules
2004 Jeep Wrangler Engine Control Module PCM/ECM/ECU-56044478
$499.00
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CODE: 2.5-AT-2004
Categories: 2004, Jeep Wrangler TJ Engine Control Modules (1997-2006)
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Engine Control Module for a 2004 Jeep Wrangler. This Jeep Engine Computer fits part number: 56044419AD, 56044433AD, 56044455AE, 56044477AD, 56044473AD, 56044478AD
The Powertrain Control Module (PCM), also known as the Engine Control Module (ECM), or Engine Control Unit (ECU), or Engine Computer, is a crucial component of the overall function of your vehicle's engine, fuel, and transmission systems.
Common symptoms of a malfunctioning engine control module Include:
- Check engine light stays on after reset.
- Engine shutting off for no reason.
- The apparent loss of spark
- Check engine light stays on after reset.
- Engine shutting off for no reason.
- The apparent loss of spark.
- The apparent loss of injection pulse or fuel pump.
- Intermittent starting problems.
- Loss of communication between the ECU and the scanning tool.
- Poor fuel efficiency.