
RADIATOR FAN AND AUTOMATIC AIR CONDITIONING
SERVICE HINTS
A 4 A/C MAGNETIC CLUTCH
4 – GROUND: APPROX. 3.7
A 3(A) A/C DUAL PRESSURE SW [A/C TRIPLE PRESSURE SW] (2JZ–GTE)
(A) 1–(A) 4 : OPEN ABOVE APPROX. 225 KPA (33 PSI, 2.3 KG/CM²) OR 3140 KPA (458 PSI, 32 KG/CM²)
A 3(B) A/C DUAL PRESSURE SW (2JZ–GE)
(B) 1–(B) 2 : OPEN ABOVE APPROX. 225 KPA (33 PSI, 2.3 KG/CM²) OR 3140 KPA (458 PSI, 32 KG/CM²)
A12(C), A13(A), A14(B) A/C AMPLIFIER
+B – GROUND: ALWAYS APPROX. 10–14 VOLTS
IG – GROUND: APPROX. 10–14 VOLTS WITH IGNITION SW AT ON POSITION
HR – GROUND: APPROX. 10–14 VOLTS WITH IGNITION SW AT ON POSITION AND DO NOT TURN THE BLOWER MOTOR
BELOW 1 VOLTS WITH IGNITION SW AT ON POSITION AND TURN THE BLOWER MOTOR
ACC – GROUND: APPROX. 10–14 VOLTS WITH IGNITION SW AT ACC OR ON POSITION
TW – GROUND: 10–14 VOLTS AT START THE ENGINE AND MAX. COLD POSITION OF A/C TEMP. CONTROL SW
BELOW 1 VOLTS AT START THE ENGINE AND MAX. WARM POSITION OF A/C TEMP. CONTROL SW
MGC – GROUND: BELOW 1 VOLTS AT START THE ENGINE, PUSH THE A/C AUTO SW AND A/C SW ON POSITION
10–14 VOLTS AT START THE ENGINE, PUSH THE A/C AUTO SW AND A/C SW OFF POSITION
BLW – GROUND: 1.0–3.0 VOLTS WITH THE IGNITION SW ON AND TURN THE BLOWER MOTOR
S5 – GROUND: 4–6 VOLTS WITH THE IGNITION SW ON
SG – GROUND: ALWAYS CONTINUOUS
AMH – AMC 13–19 VOLTS WITH IGNITION SW OFF
AOF – GROUND: APPROX. 12 VOLTS WITH FACE SW ON
AOD – GROUND: APPROX. 12 VOLTS WITH DEF SW ON
GND – GROUND: ALWAYS CONTINUOUS
: PARTS LOCATION
CODE SEE PAGE CODE SEE PAGE CODE SEE PAGE
A 1 24 (2JZ–GTE) A17 28 H12 A 29
A 1 26 (2JZ–GE) A24 28 H13 B 29
A 2 24 A25 28 I 4 27
A 3 A 24 (2JZ–GTE) A26 28 J 1 29
A 3 B 26 (2JZ–GE) B 3 28 R 1 25
A 4 24 (2JZ–GTE) B 4 A 28 R 2 25
A 4 26 (2JZ–GE) B 5 B 28 R 3 25
A12 C 28 C10 A 28 T 6 29
A13 A 28 C12 B 28 V10 25 (2JZ–GTE)
A14 B 28 E 5 24 V10 27 (2JZ–GE)
A15 28 E10 29
A16 28 E11 29
: RELAY BLOCKS
CODE SEE PAGE RELAY BLOCKS (RELAY BLOCK LOCATION)
2 22 R/B NO. 2 (ENGINE COMPARTMENT LEFT)
4 23 R/B NO. 4 (LEFT KICK PANEL)
: JUNCTION BLOCK AND WIRE HARNESS CONNECTOR
CODE SEE PAGE JUNCTION BLOCK AND WIRE HARNESS (CONNECTOR LOCATION)
1A 20 ENGINE ROOM MAIN WIRE AND J/B NO. 1 (LEFT KICK PANEL)
1E 20 INSTRUMENT PANEL AND J/B NO. 1 (LEFT KICK PANEL)
1H 20 COWL WIRE AND J/B NO. 1 (LEFT KICK PANEL)
1K 20
: CONNECTOR JOINING WIRE HARNESS AND WIRE HARNESS
CODE SEE PAGE JOINING WIRE HARNESS AND WIRE HARNESS (CONNECTOR LOCATION)
EA1 32 (2JZ–GTE) ENGINE WIRE AND ENGINE ROOM MAIN WIRE (NEAR THE R/B NO. 2)
EA1 34 (2JZ–GE)
IB2 36 ENGINE ROOM MAIN WIRE AND COWL WIRE (LEFT KICK PANEL)
IB4 36 ENGINE ROOM MAIN WIRE AND COWL WIRE (RIGHT KICK PANEL)
IB6 36
IF1 36 INSTRUMENT PANEL WIRE AND COWL WIRE (INSTRUMENT PANEL REINFORCEMENT LH)
IF3 36 INSTRUMENT PANEL WIRE AND COWL WIRE (RIGHT KICK PANEL)
IG1 38 INSTRUMENT PANEL WIRE AND COWL NO. 3 WIRE (BEHIND HEATER CONTROL SW)
II1 38 ENGINE WIRE AND INSTRUMENT PANEL WIRE (RIGHT KICK PANEL)
IK1 38 COWL NO. 4 WIRE AND COWL WIRE (RIGHT KICK PANEL)
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