Description
ECM supplies a voltage of 5 V to some of the sensors systematically divided into 2 groups, respectively.
Accordingly, when a short circuit develops in a sensor power source, a malfunction may occur simultaneously in the sensors belonging to the same group as the short-circuited sensor.
Sensor power supply 1
NOTE: If sensor power supply 1 circuit is malfunctioning, DTC P0643 is displayed.
Sensor power supply 2
Diagnosis Procedure
1.CHECK APP SENSOR 2 POWER SUPPLY CIRCUIT-1

Is the inspection result normal? YES >> INSPECTION END
NO >> GO TO 2.
2.CHECK APP SENSOR 2 POWER SUPPLY CIRCUIT-2

Is the inspection result normal? YES >> GO TO 3.
NO >> Repair open circuit.
3.CHECK SENSOR POWER SUPPLY 2 CIRCUIT

Is the inspection result normal? YES >> GO TO 4.
NO >> Repair short to ground or short to power in harness or connectors.
4.CHECK COMPONENTS
Check the following.
Is the inspection result normal? YES >> Refer to GI-41, "Intermittent Incident".
NO >> Replace malfunctioning component.
Refrigerant pressure sensorPreparation
Special Service Tools
The actual shape of the tools may differ from those illustrated here.
Tool number
(Kent-Moore No.)
Tool name
Description
(J-44321)
Fuel pressure gauge
kit
Checks fuel pressure
KV10120000
Fuel tube adapter
...
EVAP canister filter
Exploded View
EVAP canister vent control valve hose
Canister drain hose
Plug
EVAP canister filter
Front
Removal and Installation
REMOVAL
Disconnect EVAP canister vent control valve hose from EVAP
canister filter.
Disconnect canister drain hose from E ...
Unit disassembly and assembly
TORQUE CONVERTER AND CONVERTER HOUSING OIL SEAL
Exploded View
Torque converter
O-ring
Converter housing oil seal
Transaxle assembly
: Always replace after every
disassembly.
: Apply CVT fluid
Disassembly
Remove transaxle assembly. Refer to TM-220, "Removal and Instal ...