RAM 2500 Truck 2WD L6-5.9L DSL Turbo VIN 7 (2001)
5. Reattach signal line to temporary "T".
6. Attach first pressure gauge to intake manifold fitting.
7. Attach second pressure gauge to "T" fitting at turbocharger.
Engine must be at rated RPM and full load for the test.
If gauge pressure differential is greater than 3 psi (6 in. Hg), check intercooler and associated piping for restrictions, plugging or damage.
Maximum pressure at intake manifold (rated rpm and load) is 36-37 in/hg ± 3 in/hg (17.7-18.2 psi ± 1.5 psi).
Wastegate should open at no higher than 38.7 in/Hg (19 psi) at wide open throttle, full load. If wastegate is out of adjustment, a DTC may have been
set. Refer to Wastegate Adjustment in Engines for adjustment procedures.