With cold engine
Same as ambient air temperature.
With warm engine
Between 75锟斤拷C and 95锟斤拷C (167锟斤拷F and 203锟斤拷F)
NG -- REPLACE ENGINE COOLANT TEMPERATURE SENSOR See: Engine, Cooling and Exhaust/Cooling System/Engine -
Coolant Temperature Sensor/Switch/Engine Temperature Sensor/Service and Repair/Removal
OK -- Continue to next step.
6. INSPECT MASS AIR FLOW METER SUB-ASSEMBLY
(a) Inspect the mass air flow meter sub-assembly See: Powertrain Management/Computers and Control Systems/Air Flow
Meter/Sensor/Testing and Inspection/On-Vehicle Inspection.
NG -- REPLACE MASS AIR FLOW METER SUB-ASSEMBLY See: Powertrain Management/Computers and Control
Systems/Air Flow Meter/Sensor/Service and Repair/Removal
OK -- Continue to next step.
7. CHECK FUEL PRESSURE
(a) Check the fuel pressure See: Powertrain Management/Fuel Delivery and Air Induction/Testing and Inspection.
NG -- REPAIR OR REPLACE FUEL SYSTEM
OK -- Continue to next step.
8. INSPECT FOR EXHAUST GAS LEAK
(a) Inspect for exhaust gas leaks from the exhaust manifold sub-assembly and exhaust pipes.
OK:
No gas leaks
NG -- REPAIR OR REPLACE EXHAUST GAS LEAK POINT
OK -- Continue to next step.
9. CHECK IGNITION SYSTEM
(a) Check the ignition system See: Powertrain Management/Ignition System/Testing and Inspection.
NG -- REPAIR OR REPLACE IGNITION SYSTEM
OK -- Continue to next step.
10. INSPECT FUEL INJECTOR ASSEMBLY (INJECTION VOLUME)
(a) Inspect the fuel injector assembly See: Powertrain Management/Fuel Delivery and Air Induction/Fuel Injector/Testing and
Inspection.
NG -- REPLACE FUEL INJECTOR ASSEMBLY See: Powertrain Management/Fuel Delivery and Air Induction/Fuel
Injector/Service and Repair/Removal
OK -- Continue to next step.
11. INSPECT AIR FUEL RATIO SENSOR (HEATER RESISTANCE)
(a) Disconnect the air fuel ratio sensor connector.
(b) Measure the resistance according to the value(s) in the table below.
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