Cressida L6-3.0L DOHC (7M-GE) (1989)
Technical Service Bulletin # HEAT006
Date: 890519
A/C - (Automatic) Modifications To Improve Performance
HEATING & AIR
REFERENCE CONDITIONING
NUMBER
006
DATE
05-19-89
MODEL
'89 MX
TITLE AUTOMATIC A/C PERFORMANCE
To improve A/C performance, the following production change has been made:
1.
The air flow volume at low blower speed has been increased to improve cool down performance.
2.
The solar sensor has been repositioned to improve sunlight sensitivity.
3.
The ambient sensor has been relocated and shielded to prevent hot air from the engine compartment from contacting the sensor.
Vehicle and Part Number Information
PRODUCTION EFFECTIVE:
VIN #
PRODUCTION DATE
JT2MX83E-KO029349
MAY, 1989
PART NUMBER INFORMATION:
PREVIOUS PART NO.
NEW, PART NO.
PART NAME
87161-22011
87161-22020
AMPLIFIER, HEATER SERVO MOTOR
88625-22140
88625-22141
THERMISTOR COOLER (SOLAR SENSOR)
88625-22150 *
88625-22151
THERMISTOR COOLER (AMBIENT SENSOR)
-----------
91655-F0616 BOLT FOR AMBIENT SENSOR
SERVICING PROCEDURE:
To improve A/C performance of vehicles produced prior to frame no. JT2MX83E-K0029349 use the following parts:
PART NO.
PART NAME
1.
87161-22020 AMPLIFIER, HEATER SERVO MOTOR
2.
88625-22141 THERMISTOR COOLER (SOLAR SENSOR)
3.
88625-22200 * THERMISTOR COOLER (AMBIENT SENSOR)
4.
88625-22151 ** THERMISTOR COOLER (AMBIENT SENSOR)
5.
91655-F0616 ** BOLT FOR AMBIENT SENSOR
*
THIS PART CAN BE USED ONLY FOR VEHICLES PRIOR TO FRAME NO. JT2MX83E-K0023199.
** THESE PARTS ARE FOR VEHICLES BETWEEN FRAME NO. JT2MX83E-K0023200 AND FRAME NO. JT2MX83E-K0029348.
Heater Servo Motor Amplifier (P/N 87161-22020)