Honda HR-V: Keyless Access Control Unit - Diagnostics

 Interpreting A Current Controlled Pattern

NOTE: Current controlled drivers are also known as "Peak and Hold" drivers. They typically require injector circuits with a total leg resistance with less than 12 ohm. NOTE: This example is based on a constant power/switched ground circuit. See Fig. 3 for pattern that the following text describe

 Handsfreelink System Symptom Troubleshooting - HFL Does Not Respond (Without Navigation, Display Audio Type (7-inch Screen) )

NOTE: Check the vehicle 12 volt battery condition first. You must be able to duplicate the customer's concern to successfully diagnose the problem. If you cannot duplicate the issue, have the customer demonstrate it. Check the connectors for poor connections or loose terminals. 1. HFL switc