Exhaust Bypass Valve: Testing and Inspection

INSPECTION OF EXHAUST BYPASS VALVE OPERATION




1. REMOVE AND PLUG ONE SIDE OF THE ACTUATOR AIR HOSE END.

2. USING SPECIAL SERVICE TOOL (SST 09992-00241), APPLY APPROXIMATELY 98 kPa (1.00 kgf/cm2; 14.2 psi) OF PRESSURE TO THE ACTUATOR.

3. MOVE THE ACTUATOR PUSH ROD, AND CHECK THAT THE EXHAUST BYPASS VALVE IS OPEN.
- If operation is not as specified, replace the No. 2 turbocharger assembly.

NOTICE: Never apply more than 187 kPa (1.91 kg/cm2; 27.2 psi) of pressure to the actuator.

4. REMOVE THE PLUG FROM THE ACTUATOR AIR HOSE END AND RE-INSTALL HOSE.