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Test Chart Abbreviations

C-1 to C-14 - Go to chart number indicated.
I, II, III, IV - Check connector number.
C - Carter 1-bbl. carburetor.
H - Hitachi 2-bbl. carburetor.
E/G - Engine.
IG - Ignition.

NOTE: Disconnect all wiring harness connectors when measuring component resistance. When measuring voltage, connectors must remain hooked up. Use diagnostic test connectors to make measurements. See Fig 1.

Fig 1: ECC System Electrical Test Connections

G09316293

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Fig 2: ECC System Wiring Diagram

G09316294

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Fig 3: Electronically Controlled Carburetor Check (All Carburetors)

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Fig 4: Electronically Controlled Carburetor Check (Hitachi Carburetors Only)

G09316296

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Fig 5: Electronically Controlled Carburetor Check (Carter Carburetors Only)

G09316297

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Fig 6: Timer Check

G09316298

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Fig 7: Duty Solenoid Check 1

G09316299

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Fig 8: Duty Solenoid Check 2

G09316300

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Fig 9: Feedback Check 1

G09316301

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Fig 10: Feedback Check 2

G09316302

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Fig 11: Clamp Mode Check 1 (Hitachi - All Exc. High Alt.)

G09316303

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Fig 12: Clamp Mode Check 2 (Hitachi - High Alt.)

G09316304

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Fig 13: Clamp Mode Check 3 (Carter - All Exc. High Alt.)

G09316305

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Fig 14: Clamp Mode Check 4 (Carter - All Exc. High Alt.)

G09316306

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Fig 15: Clamp Mode Check 5, Check 6, Check 7

G09316307

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Fig 16: Air Suction Valve Control Check 1 and Check 2

G09316308

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