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Home >> Volvo >> 2003 >> C70 2.3 53, Automatic >> Repair and Diagnosis >> External Pages >> Different car >> Section 85 (Immobilizer Module (IMM) And Guard Lock And Alarm (GLA) - Diagnostic Trouble Codes (DTC) (Coupe)) >> GLA-531: Courtesy Lighting. Signal Too High (1999-2002) >> Signal too high >> Intermittent fault

Intermittent fault

WARNING: This page is about a different car, the 2002 Volvo C70, 2001 Volvo C70, 2000 Volvo C70, 1999 Volvo C70, and 1998 Volvo C70. However, it is still accessible from the selected car via links, so may be relevant.

Check the cable between control module #A24 and roof light #5 for an intermittent short-circuit to supply voltage according to Short-circuit to supply voltage, intermittent faults and for an intermittent open-circuit according to Open-circuit, intermittent faults .

Other information: 

Fig 1: Identifying Terminals Of Connector B And Connector A
GLL125126Courtesy of VOLVO CARS OF NORTH AMERICA.
Fig 2: Identifying Ohms Display
GLL101042Courtesy of VOLVO CARS OF NORTH AMERICA.