A01991
A01992
A02359
G2+, NE signal waveforms
5V/
Division
5V/
Division
G2+
NE
G2+
NE
20 m sec./Division (Idling)
10 m sec./Division (Idling)
DI--138
--
DIAGNOSTICS
ENGINE (2RZ--FE, 3RZ--FE)
INSPECTION PROCEDURE
HINT:
S
Read freed frame data using hand--held tester. Because freeze frame records the engine conditions
when the malfunction is detected, when troubleshooting it is useful for determining whether the vehicle
was running or stopped, the engine warmed up or not, the air--fuel ratio lean or rich, etc. at the time
of the malfunction.
S
Perfrom troubleshooting of DTC P0335/12 first. If no trouble is found, troubleshoot the following me-
chanical system.
1 Check resistance of crankshaft position sensor
Reference: INSPECTION USING OSCILLOSCOPE
During cranking or idling, check between terminals G2+ and
NE--, NE+ and NE-- of engine ECU
HINT:
The correct waveforms are as shown.
NG
Replace crankshaft position sensor.
OK
2 Check for open and short in harness and connector between engine ECU and
crankshaft position sensor
NG
Repair or replace harness or connector.
OK
CLICK HERE TO VIEW CHAPTER INDEX
Pages From Supplement
3RZ-F,3RZ-FE