Signal Too Low. Intermittent Fault

Signal too low. Intermittent fault

Checking cables
Check signal cable between ignition coil #1 and control module:
- #A31 (#A31) (ECM 3300)
- #A50 (#A50) (ECM 3310)
- #A52 (#A52) (ECM 3320)
- #A49 (#A49) (ECM 3330)
- #A30 (#A30) (ECM 3340)
- #A51 (#A51) (ECM 3350)
for an intermittent short-circuit to ground according to Checking wiring and terminals. Permanent fault Checking Wiring and Terminals. Permanent Fault.

Other information
- Connecting the breakout box/accessing the control module, see Connecting the breakout box, B5254T2 Connecting the Test Box.
- To access/replace the ignition coil, see Replacing ignition coil Service and Repair.
- For information about signals, see Signal specification Signal Specification.













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 - Exit fault-tracing

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Attempt New Test - Checking cables

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