Checking the wiring
Check the signal cable between engine control module (ECM) terminal #B7 (#B17) and leak diagnostic unit terminal #1. Check for a short-circuit to ground.
Try a new leak diagnostic unit if no fault is found during the above fault-tracing.
Remedy as necessary.
Other information:
- See Contents
- For resistance values, see Component specifications
- To connect the breakout box, see Connecting the breakout box
- For information about signals on 5 cylinder engines, see Signal specification
- For information about signals for 6 cylinder engines:
- For 6 cylinder engines -2001, see Signal specification
- For 6 cylinder engines 2002-, see Signal specification
- For 6 cylinder engines -2004, see Signal specification
- For 6 cylinder engines 2005-, see Signal specification .
- To access or replace the leak diagnostic unit, see Leak diagnostic pump, replacing .
- Continue
Refer to Information