Signal Too High

Signal too high

Checking components and wiring

Caution! Do not touch the terminal pins in the supplemental restraint system module (SRS). There is a risk of static discharge. This could damage the supplemental restraint system module (SRS).








- Switch off the ignition. Wait 10 seconds
- Disconnect the connector from the switch for the passenger airbag
- Disconnect the connector from the supplemental restraint system module (SRS).
Check the connectors for the switch and the supplemental restraint system module (SRS). Check for damage to pins and terminals in the connectors.
Remedy as necessary.
Check the cable between the supplemental restraint system module (SRS) and the switch connector. Check for a short-circuit to supply voltage.
Check the cable between:
- Supplemental restraint system module (SRS) terminal #45 and switch connector terminal #4
- Supplemental restraint system module (SRS) terminal #50 and switch connector terminal #5.
Remedy as necessary.

Other information
- Connecting the breakout box Connecting the Breakout Box, Supplemental Restraint System Module (SRS)
- Signal specification Signal Specification, Supplemental Restraint System Module (SRS)
- For further information about cable routing and terminals, see the wiring diagram
- Control module SRS (supplemental restraint system), replacing Service and Repair
- To access or replace the switch for the passenger airbag and the connectors, see:
- Cable harness SRS system, repair Procedures
- Checking wiring and terminals Checking Wiring And Terminals

Select "Continue" when the fault has been remedied.

Continue - Verification

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Verification




Verification

Verification

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




- Ignition off
- Disconnect the battery negative lead
- Reinstall the connectors, components etc.
- Ignition on
- Connect the battery negative lead.

Warning! There must not be anyone inside the passenger compartment when the battery is connected.

- Read off diagnostic trouble codes (DTCs).
The fault is no longer present if the diagnostic trouble code (DTC) status is intermittent.





Is the diagnostic trouble code (DTC) intermittent?

Yes - VERIFIED

No - VERIFICATION FAILED

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VERIFIED - Fault Found

VERIFICATION FAILED - 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 - FAULT-TRACING FAILED

No - Attempt New Test

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FAULT-TRACING FAILED - No Fault Found

Attempt New Test - Checking components and wiring

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