Supra L6-3.0L DOHC Turbo (7M-GTE) (1987)
Ignition Cable: Testing and Inspection
Spark Plug Wire Resistance Test
INSPECTION OF HIGH-TENSION CORDS
Using an ohmmeter, measure the resistance.
Maximum resistance: 25 kohms per cord
If resistance exceeds maximum, check the terminals.
If necessary, replace the high-tension cord.