Signal Too High / Signal Missing

Signal too high / Signal missing

Checking the component and wiring
Check the signal cable for the alarm output S1. Check between accessory electronic module (AEM) terminal #B34 and the connector for the alarm unit. Check for a short-circuit to supply voltage. Check for an open-circuit.
Remedy as necessary.

Other information:
- Connecting the breakout box Connecting the Breakout Box, Accessory Electronic Module (AEM)
- Accessory control module (AEM) Accessory Control Module (AEM)
- Signal specification Signal Description, Accessory Electronic Module (AEM)
- Checking wiring and terminals Checking Wiring and Terminals









Continue - Verification

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Verification




Verification

Hint: After carrying out the repair, check that the fault has been remedied.








- Ignition off
- Reconnect the components, connectors etc.
- Ignition on.
Check the function of the alarm by activating it appropriately.

Does the system function?

Yes - Troubleshooting procedure complete

No - Fault-tracing information

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Fault-tracing information




Information

Fault-tracing information
The fault should have been detected and remedied. As this is not the case fault-tracing has failed.
Exit fault-tracing for this diagnostic trouble code (DTC) or make another attempt.

Do you want to exit fault-tracing?

Yes - Exit Fault-Tracing

No - Attempt New Test

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Attempt New Test - Checking the component and wiring

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