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ON-VEHICLE SERVICE TSB Revision MULTIPORT FUEL INJECTION (MFI) <3.8L ENGINE> 13B-1137 FUEL PUMP RELAY CONTINUITY CHECK M1131033000342 Inspect the fuel pump relay for continuity in accordance with INTAKE AIR TEMPERATURE SENSOR CHECK M1131002800557 1. Disconnect the mass airflow sensor connectors. Standard value: 13 − 17 kΩ [at -20°C (-4°F)] 5.3 − 6.7 kΩ [at 0°C (32°F)] 2.3 − 3.0 kΩ [at 20°C (68°F)] 1.0 − 1.5 kΩ [at 40°C (104°F)] 0.56 − 0.76 kΩ [at 60°C (140°F)] 0.30 − 0.45 kΩ [at 80°C (176°F)] 3. If not within specifications, replace the mass airflow sensor. dryer. Normal condition: 5. If resistance does not decrease as heat increases, replace the mass airflow sensor. BATTERY TERMINAL NO. TERMINAL NO. Not supplied − 2 − 3 Supplied 2 − 3 1 − 4 1 2 2 3 4 1 4 AK302122 FUEL PUMP RELAY FUEL PUMP RELAY AB TEMPERATURE RESISTANCE (k Ω) Higher Smaller 1 2 3 4 AK203041 INTAKE AIR TEMPERATURE AB AK203040 AB INTAKE AIR MASS AIRFLOW |