16-12
-
+
ENGINE ELECTRICAL -
ON-VEHICLE SERVICE
IGNITION COIL (WITH BUILT-IN POWER
TRANSISTOR) CHECK
Check by the following procedure, and replace if there is
a malfunction.
SECONDARY COIL RESISTANCE CHECK
Measure the resistance between the high-voltage terminals
of the ignition coil.
Standard value: 8.5 - 11.5 kW
PRIMARY COIL AND POWER TRANSISTOR CONTINUITY
+
-
CHECK
1.5V
RESISTIVE CORD CHECK
Measure the resistance of the all spark plug cables.
1. Check cap and coating for cracks.
2. Measure resistance.
Ignition System
NOTE
An analog-type circuit tester should be used.
Voltage: 1.5V
Terminal No.
When current is
flowing
When current is
not flowing
Limit: Max. 22 kW
1
2
3