
EG-573
ENGINE — 2JZ-GTE ENGINE TROUBLESHOOTING
2 Check throttle position sensor.
P (1) Remove throttle body.
(See page EG 291)
(2) Apply vacuum to throttle opener.
(See page EG-292)
C Measure resistance between terminals 3 (IDL1)
and 4 (E2) of throttle position sensor connector.
OK
Throttle Valve | Resistance
Fully closed | Less than 0.5 kΩ
Opened | 1 MΩ or higher
1 4 (E2) 3 (IDL1)
P11452
OK NG Adjust or replace throttle position sensor.
(See page EG-292)
Check and repair harness or connector between en-
gine control module and throttle position sensor.
3 Check voltage between terminal A/C of engine control module connector and
body ground.
SST
ECM
P (1) Connect SST (check harness "A").
(See page EG-510)
SST 09990-01000
(2) Start the engine.
C Measure voltage between terminal A/C of engine
control module and body ground.
A 34
OK
A/C Switch | Voltage
OFF | 7.5 – 14 V
ON | 0 – 1.5 V
A/C
FI6893
OK NG Check A/C compressor circuit.
(See page EG-62)
Check and replace engine control module.