Intermittent Fault, Signal Absent

Intermittent fault, signal absent

Checking cables and components
Check that resistance across injector terminals 1 and 2 is approximately 75 ohms at +20°C
Check signal cable between engine control module (ECM) connector and injector terminal 2 for an intermittent open-circuit and remedy according to Checking wiring and terminals. Intermittent faults Checking Wiring And Terminals. Intermittent Faults.
Check power cable between injector terminal 1 and system relay (2/14) terminal terminal 3 for an intermittent open-circuit and remedy according to Checking wiring and terminals. Intermittent faults Checking Wiring And Terminals. Intermittent Faults.
If no faults are found in the above fault-tracing try a new injector.

Other information
- To connect the test box, see Connecting the breakout box. EMS 2000 Connecting The Breakout Box. EMS 2000.
- To replace the injector, see Replacing injector(s) Removal and Replacement.













Continue - FAULT FOUND

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