FI2547
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DIAGNOSTICS
ENGINE (1RZ--E)
DI--45
INSPECTION PROCEDURE
1 Check output condition of diagnostic trouble code 51.
PREPARATION:
Setting the test mode.
(a)
Turn ignition switch OFF.
(b)
Using SST, connector terminals TE2 and E1 of check con-
nector.
(c)
Turn ignition switch ON.
(For checking terminal A/C, start the engine.)
(d)
Using SST, connect terminals TE1 and E1 of check con-
nector.
CHECK:
Check if code ”51” is output by the check engine warning light.
OK:
Condition
Code
Throttle Position
Accelerator pedal
released
Normal*
1
Throttle Position
Sensor (IDL)
Accelerator pedal
depressed
51*
1
A/C S it h (A/C)
A/C SW ON
51
A/C Switch (A/C)
A/C SW OFF
Normal
*1: Before the STA signal is input (ST is not ON), diagnostic
trouble code 43 is also output.
HINT:
Diagnostic trouble code 42 output with vehicle speed 3 mph
(5 km/h) or below
NG IDL.....
, A/C.....
OK
Proceed to next circuit inspection shown on
problem symptoms table
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Pages From Supplement
3RZ-F,3RZ-FE