Section 29.1 SPN 132/Fmi1

Section 29.1
SPN 132/Fmi1

This code typically means the air mass flow is too low.‪

Check as follows:‪

  1. Check for multiple codes.
    1. If any other fault codes are present, repair them first.
    2. If only 132/1 is present, go to the next step.
  2. Perform pressure check/visual inspection of the following and repair as necessary.
    • Plugged inlet air filters
    • Charge air cooler leaks
    • Leaking intake manifold
    • Exhaust leaks/plugging


EPA07 DD15 Troubleshooting Guide - DDC-SVC-MAN-0029
Generated on 10-13-2008

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