Toyota Celica 2005 Repair Manual page 2493

2005 CELICA (RM1131U)
AIR CONDITIONING
5 4 3 1
10 9 8 7
I14042
I14043
3
8
I14045
− HEATER CONTROL ASSEMBLY
5. INSPECT A/C SWITCH CONTINUITY
Condition/ Circuit
OFF
ON
Switch continuity:
If continuity is not as specified, replace the switch.
Illumination circuit:
If continuity is not as specified, replace the bulb.
6. INSPECT BLOWER SPEED CONTROL SWITCH CON-
TINUITY
Position/ Circuit
OFF
LO
M1
M2
HI
If continuity is not as specified, replace the switch.
7. INSPECT DEFROSTER MODE SWITCH OPERATION
Position/ Circuit
OFF
ON
If no continuity exists, replace the switch.
8. INSPECT REAR DEFOGGER SWITCH OPERATION
(See page BE−58)
2492
Tester connection Specified condition
−
9 − 3
Tester connection Specified condition
−
1 − 8
1 − 6 − 8
1 − 5 − 8
1 − 4 − 8
Tester connection Specified condition
−
3 − 8
AC−69
No continuity
Continuity
No continuity
Continuity
Continuity
Continuity
Continuity
No continuity
Continuity