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Is a voltage present? REPAIR the circuit. TEST the system for normal No INSTALL a new front parking aid speaker. TEST the Parking Aid Module (413-13 Parking Aid, Removal and Installation). PINPOINT TEST U : DTC B1B5411 - PARKING AID STATUS LED - SHORT TO TEST CONDITIONS DETAILS/RESULTS/ACTIONS U1: CHECK CIRCUIT CMP02 (GN/BU) FOR OPEN Disconnect Parking aid module C4MP01A. 1 Disconnect Parking aid switch C2CA1S. 2 Measure the resistance between the parking aid harness side and ground. 3 Is the resistance greater than 10,000 Ohms? INSTALL a new parking aid switch. TEST the system Parking Aid Module (413-13 Parking Aid, Removal and Installation). No REPAIR the circuit. TEST the system for normal PINPOINT TEST V : B1B5412 - PARKING AID STATUS LED - SHORT TO TEST CONDITIONS DETAILS/RESULTS/ACTIONS V1: CHECK CIRCUIT CMP02 (GN/BU) FOR SHORT TO POWER Disconnect Parking aid module C4MP01A. 1 Disconnect Parking aid switch C2CA1S. 2 Ignition switch in position II. 3 Measure the voltage between the parking aid module side and ground. 4 Is a voltage present?
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