Toyota 22R-E - Page 255

HINT:
• Perform all voltage and resistance measurements with the ECM connected.
• Verify that the battery voltage is 11 V or above when the ignition switch is ON.
• The testing probes must not make contact with the ECM oxygen VF terminals.
Fuel cut rpm
2WD A/T (stop light switch ON)
Others
Fuel return rpm
2WD A/T (stop light switch ON)
Others
No trouble (MIL off) and engine running
Specifications (Cont’d)
Coolant temperature 80C (1 76F)
Coolant temperature 80C (176F)
Intake air temperature 20C (68F)
Measuring plate fully closed
Ignition SW START position
Measuring plate fully open
Throttle valve fully closed
Ignition SW
START position
Throttle valve fully open
Oxygen sensor
heater
EGR gas temp.
sensor
Stop light switch ON
Throttle valve open
Ignition SW
ON
Ignition SW
ON
Ignition SW
ON
Cranking or idling
ECM
(Voltage)
at 20C (68F)
Ignition SW ON
Ignition SW ON
Fuel cut rpm
STD voltage
Resistance
Resistance
Terminals
Condition
Idling
–ENGINE MFI SYSTEM
EG1–221