1997 Jeep Laredo code 45

Tiny
ECISNEROS
  • MEMBER
  • 1997 JEEP LAREDO
  • V8
  • 4WD
  • AUTOMATIC
  • 200,000 MILES
Chiton manual says CODE 45:rich exhaust indication. The engine must operate for up to 5 minutes, be in closed loop and at part throttle before this code will be set.

what does that mean an how do I fix it


thank you
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Tuesday, August 24th, 2010 AT 7:33 PM

1 Reply

Tiny
JACOBANDNICKOLAS
  • EXPERT
It sounds like a bad O2 sensor. The sensor isn't warming up and closing the loop (basically completing the circuit).
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Thursday, August 26th, 2010 AT 7:50 AM

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