U1413moderate severityNetwork
Implausible Engine Coolant Temperature Signal Received
on 2012 Jeep Wrangler 3.6L V6 · 4WD
What this code means
The engine coolant temperature signal received over the bus is out of range or inconsistent. No direct OBD P-code equivalent.
Symptoms
- Temp gauge erratic
- Cooling fan issues
- Warning message
Common causes
- Faulty coolant temp sensor
- PCM data fault
- Wiring fault
- CAN communication error
Diagnostic steps
- Read coolant temp data value
- Compare to actual engine temp
- Inspect sensor wiring
- Replace sensor if faulty
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Serious DIY (~$100)
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Shop-grade tablet (~$300+)
Autel MaxiCOM MK808S →
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Other Network codes on this vehicle
U0001
High Speed CAN Communication Bus
U0002
High Speed CAN Communication Bus Performance
U0003
High Speed CAN Communication Bus (+) Open
U0004
High Speed CAN Communication Bus (+) Low
U0005
High Speed CAN Communication Bus (+) High
U0006
High Speed CAN Communication Bus (-) Open
U0007
High Speed CAN Communication Bus (-) Low
U0008
High Speed CAN Communication Bus (-) High
U0009
High Speed CAN Communication Bus Shorted Together
U0010
Medium Speed CAN Communication Bus