Operation CHARM: Car repair manuals for everyone.

Step C2


Checking the hood contact's ground lead




- Ignition Off




- Remove the hood contact's 2-pole connectors.




- Connect an ohmmeter between ground and the black lead.
The ohmmeter should show approx. 0 ohms.

If the reading is correct:
- Continue with step C3. Step C3

If the reading deviates:
There is a break in the ground lead.
- Rectify the fault or renew the lead.
Replace the hood contact lead or connector.

(Step C3) Checking the signal lead




- Ignition off.




- Remove the hood contact's 2 pole connectors.




- Connect an ohmmeter between ground and connector item B (black lead). The ohmmeter should show approx. 0 ohms.

If the reading is correct:
- Proceed to checking the signal lead.

If the reading deviates:
There is a break in the lead from the hood contact to the engine compartment grounding point or in the lead from the hood contact to the alarm relay base item FH.
- Rectify the fault or renew the lead.
Replace the alarm control module.
Replace the hood contact lead or connector.