Apply 276 kPa [40 psi] of air pressure to the cooler. If
the pressure drop is 35 kPa [5 psi] or less in 15
seconds, the cooler is okay.
If the pressure drop is greater than 35 kPa [5 psi] in
15 seconds, the charge air cooler must be repaired
or replaced. Refer to the CAC manufacturer for repair
A leak tank can be used to locate the air
Turbocharger - Replacement
· Remove the air crossover tube.
· Disconnect the intake and exhaust piping.