Signal Too High. Intermittent Fault

Signal too high. Intermittent fault

Checking components and wiring
Check the cable between engine control module (ECM) terminal #A7 (#A7) and engine cooling fan (FC) relay terminal #IN1. Check for an intermittent short-circuit to supply voltage.
Remedy as necessary.

Other information
- To connect the breakout box, see Connecting the breakout box, B5234T9, B5244T7 Connecting The Breakout Box
- For information about signals, see Signal specification Signal Specifications
- Checking wiring and terminals Checking Wiring and Terminals.














Continue - Fault-tracing information

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Fault-tracing information




Information

Fault-tracing information
If the fault is intermittent, do not verify fault-tracing if the fault does not recur.
It is possible to view the information again, or leave fault-tracing for this diagnostic trouble code (DTC).

Do you want to view the information again?

Yes - Attempt New Test

No - FAULT FOUND

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Attempt New Test - Checking components and wiring

FAULT FOUND - DONE

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