07/11/02 09:29:32 61TA0000_180_0080
TPMS
DTC Troubleshooting (cont'd)
DTC 91, 93, 95, 97:
Internal Error
NOTE: Before you begin troubleshooting, determine the
actual location of the TPMS wheel sensor on the vehicle
using the tire pressure sensor location procedure
(see page 18-61).
1. Turn the ignition switch to ON (II).
2. Check for DTCs with the HDS.
3. Note the tire pressure sensor(s) number by the
indicated DTC.
DTC
91
93
95
97
4. Do the tire pressure sensor location procedure to
determine the affected tire location and relate it to
the tire pressure sensor number (see page 18-61).
Did each tire pressure sensor respond to the
T PMS initializer tool?
YES
−
Go to step 5.
NO
−
Check that the tire pressure sensor is properly
mounted. If necessary, replace the appropriate tire
pressure sensor (see page 18-86).
5. Clear the DTC with the HDS.
6. Test-drive the vehicle at 28 mph (45 km/h) or more
for at least 1 minute.
18-80
Tire Pressure Sensor
Tire Pressure Sensor
No. 1
No. 2
No. 3
No. 4
7. Check for DTCs with the HDS.
Is DT C 91, 93, 95, or 97 indicated?
YES
−
Replace the appropriate tire pressure sensor
(see page 18-86) and recheck. If DTCs are still
present, substitute a known-good TPMS control
unit (see page 18-85), and recheck.
−
NO
If any other DTCs are indicated, troubleshoot
the appropriate DTC. If no DTCs are indicated, the
system is OK at this time.
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