Test Point 18 - Check Engine Warning Lamp
TEST POINT 18 - Check Engine warning lamp Fault code 1_45Possible Causes, Elimination, Remarks
A ground signal is supplied from control unit plug 22 to the "Check Engine lamp" and switches on this lamp if a component influencing emission control fails.
If the "Check Engine" warning lamp fails, the fault is stored in the fault memory.
Check by supplying ground to disconnected control unit plug 22 and switching on ignition.
If the display lamp is faulty, always use a specified lamp for replacement.