Toyota Celica 2005 Repair Manual page 2303

BE−128
Is there battery positive voltage between terminal +B and
body ground?
Yes
Is there battery positive voltage between terminal ACC and
body ground?
Yes
Is there battery positive voltage between terminal EARTH and
body ground?
Yes
Replace clock.
3. TROUBLESHOOTING NO.2
2 CLOCK LOSES OR GAINS TIME
US:
Clock Assembly
4
ACC
5
+B
2
PBEW
3
ILL
1
E
Wire Harness Side
CANADA:
Clock Assembly
4
ACC
5
+B
2
PBEW
3
ILL
1
E
Wire Harness Side
2005 CELICA (RM1131U)
BODY ELECTRICAL
(a)
(b)
If voltage is not as specified, replace the battery.
ECU−ACC Fuse
(c)
DOME Fuse
If the error exceeds the allowable error, replace the clock.
Combination
Meter
(d)
PANEL 1 Fuse
(e)
Ground
HINT:
Inspect the connector on the wire harness side.
ECU−ACC Fuse
DOME Fuse
Combination
Meter
PANEL 1 Fuse
Ground
I25303
− CLOCK
No
+B wire harness faulty.
No
+B wire harness faulty.
No
Ground wire harness faulty.
Turn ignition switch ON.
Check that the battery positive voltage is 10 − 16 V.
Inspect the error of the clock.
Allowable error (per day): ± 1.5 seconds
Check if the clock adjusting button is sticking in position
and has failed to return.
Troubleshoot the clock as follows.
2302