6E1-18
ENGINE AND EMISSION CONTROL SYSTEM
DTC NO.13 THROTTLE POSITION SENSOR CIRCUIT
(SIGNAL VOLTAGE LOW OR HIGH)
WIRING DIAGRAM
1. Throttle position (TP) sensor
2. TP sensor connector
3. ECM/PCM
3
TROUBLESHOOTING
CAUTION:
Do not connect from terminal “a” to “c” of TP sensor connector.
When code No. 11, 13, 14, 18 and 19 are indicated together, it is possible that “Or” wire is open or C14 terminal
connections are poor.
STEP
ACTION
YES
NO
1
Did you perform ENGINE DIAGNOSIS FLOW
TABLE in SECTION 6?
Go to Step 2.
Go to“ENGINE DIAGNO-
SIS FLOW TABLE” in
SECTION 6.
2
1) With ignition switch at OFF position, discon-
nect TP sensor connector.
2) Turn ignition switch to ON position, without
running engine.
3) Measure voltage from terminal “a” to “c” of
TP sensor connector.
Is voltage within 4 – 5V?
Go to Step 3.
“Gr/R” wire open or short.
“Or” wire open.
Poor connection of ECM/
PCM connector terminal.
If OK, substitute a known-
good ECM/PCM and re-
check.
3
1) Measure voltage from terminal “b” to “c” of
TP sensor connector.
Is voltage within 4 – 5V?
Go to Step 4.
“Gr/Bl” wire open.
Poor connection of ECM/
PCM connector terminal.
If OK, substitute a known-
good ECM/PCM and re-
check.
Содержание RA410
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