Checking The Component, Wiring And Connector
Check turbocharger (TC) control valve connector for intermittent contact resistance or oxidation according to CONTACT RESISTANCE AND OXIDATION and intermittent loose connections according to CONTACT RESISTANCE AND OXIDATION .
Check signal cable between engine control module (ECM) #A38 (#A38) and turbocharger (TC) control valve #2 for an intermittent open-circuit according to OPEN-CIRCUIT, INTERMITTENT FAULTS .
Check power supply turbocharger (TC) control valve between turbocharger (TC) control valve #1 and system relay for an intermittent open-circuit according to OPEN-CIRCUIT, INTERMITTENT FAULTS .
Remedy as necessary
Other information
- To connect the breakout box, see CONNECTING THE BREAKOUT BOX .
- To access/replace the turbocharger (TC) control valve, see REPLACING THE TURBOCHARGER (TC) CONTROL VALVE .
- Turbocharger (TC) control valve #1 has power supply via the system relay.
- For 5 cylinder turbocharged engines -2004, see SIGNAL DESCRIPTION
- For 5 cylinder turbocharged engines 2005-, see SIGNAL SPECIFICATION .
- For 6 cylinder engines -2004, see SIGNAL SPECIFICATION
- For 6 cylinder engines 2005-, see SIGNAL SPECIFICATION .
- Continue
Refer to INFORMATION