Toyota Camry Manual page 1269

DI–242
4 Check voltage between terminals VTA1 and E2 of ECM.
ON
VTA1 (+)
OK
Check and replace ECM (See page IN–31).
5 Check voltage between terminals VC and E2 of ECM.
ON
VC (+)
OK
Check for open in harness and connector
between ECM and sensor (VC line)
(See page IN–31).
DIAGNOSTICS
PREPARATION:
(a)
(b)
CHECK:
Measure voltage between terminals VTA1 and E2 of the ECM
connector.
OK:
E2 (–)
A02021
PREPARATION:
(a)
(b)
CHECK:
Measure voltage between terminals VC and E2 of the ECM
connector.
OK:
E2 (–)
A02022
– ENGINE (1MZ–FE)
Remove the glove compartment (See page SF–73).
Turn the ignition switch ON.
Throttle valve
Fully closed
Fully open
NG Check for open and short in harness and
connector between ECM and throttle position
sensor (VTA line) (See page IN–31).
Remove the glove compartment (See page SF–73).
Turn the ignition switch ON.
Voltage: 4.5 ∼ 5.5 V
NG Check and replace ECM (See page IN–31).
Author :
Voltage
0.3 ∼ 1.0 V
2.7 ∼ 5.2 V
Date :
477