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SYMPTOM — ENGINE HESITATES AND/OR POOR ACCELERATION CHECK CLUTCH AND BRAKE BAD 1. Clutch — Slips 2. Brakes — Drag OK CHECK FOR VACUUM LEAKS IN AIR INTAKE LINE BAD 1. Oil filler cap 2. Oil dipstick 3. Hose connections 4. PCV Hoses 5. EGR system — EGR valve system open OK CHECK AIR FILTER ELEMENT BAD Element — Clean or replace OK CHECK DIAGNOSIS SYSTEM Check for output of diagnostic code. (See page FI-23) Malfunction code(s) Diagnostic code(s) (See page FI-26) Normal code CHECK IGNITION SPARK 7M-GE (See page IG-5) 7M-GTE (See page IG-10) BAD 1. High tension cords 2. Distributor (7M-GE) or cam position sensor (7M-GTE) 3. Ignition coil 4. Igniter OK CHECK IGNITION TIMING 1. Connect terminals TE1 and E1 of the check connector. 2. Check ignition timing. STD: 10° BTDC @ idle [w/ connect terminals TE1 and E1] NO Adjust ignition timing (See page IG-20) OK CHECK FUEL PRESSURE (See page FI-71) BAD 1. Fuel pump (See page FI-70) 2. Fuel filter 3. Fuel pressure regulator (See page FI-81) OK CHECK INJECTORS (See page FI-83) BAD Injection condition OK CONTINUED ON PAGE FI-22