Check Engine Light due to code P0134 and/or P0154 on Mitsubishi Outlander

The Check Engine Light may illuminate with a stored code P0134 and/or P0154. Our technicians tell us a powertrain control module (PCM) software update is available to correct this concern.

RepairPal Verified
Average mileage: 187,500 (145,000–230,000)
Exhaust & Emissions affected: 2.4L 4 Cylinder
2 model years affected: 2003, 2006
5 people reported this problem
2 people shared problem details
Have code P0134. Have not fixed it yet.
The check engine light came on and when I had it tested I got the code PO134 but I also tightened the gas cap then the light went off... For now anyway.
Related Items:
Have a small leak code now. Before I replaced the tank and fill neck had a large leak issue....
sometimes misfires, sometime smells of fuel, heavy exhaust manifold sound.
I have replaced the battery and fixed the starter, but car still will not start. Lights go on...
The engine does not vibrate at a standstill when revving the engine or accelerating at higher s...

Related Content