Control Unit
TESTING
Fig. 1: Control unit pin identification
Verify the voltage between terminal 2 and ground at connector P34 is approximately 10–12 volts.
Turn the ignition switch
ON
, verify the voltage between terminal 3 and ground at connector P34 is approximately 10–12 volts.
Verify the resistance between terminal 9 and ground at connector P34 is 0 ohms.