gio Vyper 4WD 1100cc 4 seater XY1100UEL, Руководство по обслуживанию

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11. EFI SYSTEM OF SQR 472ENGINE
11-43
2.9. The coolant temperature sensor circuit output range / character error (error code P0116)
Serial
number Operation steps Test
results Next step
1 Connect the diagnosis instrument, the ignition
switch is in the "ON". Next step
Yes Next step 2 The observed data stream "coolant temperature",
and whether the engine temperature quite
(numerical and when the engine temperature). Note:
if the display value often is constant, that there may
be circuit breaker failure.
No To step 4
Yes Next step 3 Connector for coolant temperature sensor unplug
the wire harness, electrical multimeter check sensor
a# and c# pins of value is commensurate with its
temperature (with specific reference to the relevant
part of the repair manual).
No Repair or replace the wire
harness
Yes 4 Connector for coolant temperature sensor unplug
the wire harness, multimeter voltage check the joint
a# and c# pins between whether the value is about
5V.
No Next step
Yes Repair or replace the wire
harness 5 Check the ECU X1-31#, X1-73# between pin are
respectively connected with the sensor connector,
pin a# c# whether the circuit breaker.
No Next step
Yes Diagnostic aid 6 Start the engine, idle running. To observe the
diagnostic instrument "coolant temperature" value
changes, the display values should be increased
along with the engine coolant temperature.
No Replace the sensor
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