Toyota Celica 2005 Repair Manual page 1300

PROBLEM SYMPTOMS TABLE
SET not occurring or CANCEL occurring.
(DTC is Normal)
SET not occurring or CANCEL occurring.
(DTC is not output)
Actual vehicle speed deviates above or below the set speed.
Gear shifting occurs frequently between 3rd and O/D when driving
on uphill road. (Hurting)
Cruise control cannot be cancelled, even when the brake pedal is
depressed.
Cruise control cannot be cancelled, even when the transmission
is shifted to "N" position.
Control switch does not operate.
(SET/COAST, ACC/RES, CANCEL not possible)
SET possible at 40 km/h (25 mph) or less, or CANCEL does not
operate at 40 km/h (25 mph) or less.
Poor response in ACCEL and RESUME modes.
O/D does not resume, even though the road is not uphill.
DTC memory is erased.
DTC is not output, or is output when it should not be.
Cruise MAIN indicator light remains ON or fails to come on.
Cruise MAIN indicator light does not come on.
2005 CELICA (RM1131U)
DIAGNOSTICS
Symptom
− CRUISE CONTROL SYSTEM (2ZZ−GE)
Suspect Area
1. Input Signal Circuit
2. Vehicle Speed Sensor Circuit
3. Stop Light Switch Circuit
4. Park/Neutral Position Switch Circuit (A/T)
5. Clutch Switch Circuit (M/T)
6. ECM
ECM
1. Input Signal Circuit
2. ECM
ECM
1. Stop Light Switch Circuit
2. ECM
1. Park/Neutral Position Switch Circuit (A/T)
2. Clutch Switch Circuit (M/T)
3. ECM
1. Cruise Control Switch Circuit
2. ECM
1. Input Signal Circuit
2. ECM
ECM
ECM
ECM
1. Diagnosis Circuit
2. ECM
1. Input Signal Circuit
2. ECM
Cruise MAIN Indicator Light Circuit
1299
DI−1099
DIAJP−03
See page
DI−1105
DI−1100
DI−1101
DI−738 or
DI−825
DI−1106
DI−293
DI−293
DI−1105
DI−293
DI−293
DI−1101
DI−293
DI−738 or
DI−825
DI−1106
DI−293
DI−1063
DI−293
DI−1105
DI−293
DI−293
DI−293
DI−293
−
DI−293
DI−1105
DI−293
DI−1109