DTC P0535-11: Evaporator Temperature Sensor Circuit Short to Ground [11/2023 - ]: Procedure

1. Clear the DTCs.

   Body Electrical > Air Conditioner > Clear DTCs 

   Result

   Proceed to
   NEXT

Result: 

NEXT 

See step  2

Pre-procedure1

1. Turn the ignition switch off.
2. Disconnect the evaporator temp. sensor (No. 1 cooler thermistor) connector.

   Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

   *1	Evaporator Temp. Sensor (No. 1 Cooler Thermistor)
   *2	Air Conditioning Amplifier Assembly

3. Turn the ignition switch to ON and wait for 4 seconds or more.

   Procedure1

4. Check for DTCs.

   Body Electrical > Air Conditioner > Trouble Codes 

   Result

   Result	Proceed to
   P0535-15 is output	A
   P0535-11 is output	B

   Post-procedure1

5. None

Result: 

A 

REPLACE EVAPORATOR TEMP. SENSOR (NO. 1 COOLER THERMISTOR) 

Refer to REMOVAL [11/2023 - ]

Result: 

B 

See step  3

Pre-procedure1

1. Remove the air conditioning harness assembly.

   HINT: 

   Refer to DISASSEMBLY [11/2023 - ]

   Procedure1

2. Measure the resistance according to the value(s) in the table below.

   Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

   *a

   Front view of air conditioning harness assembly connector (to Air Conditioning Amplifier Assembly)

   *b

   Front view of air conditioning harness assembly connector (to Evaporator Temp. Sensor (No. 1 Cooler Thermistor))

   Standard Resistance

   Tester Connection	Condition	Specified Condition
   A-2 or z18-6 (TE) - Other terminals and body ground	Always	10 kΩ or higher
   A-1 or z18-5 (SG) - Other terminals and body ground	Always	10 kΩ or higher

   Result

   Proceed to
   OK
   NG

   Post-procedure1

3. None

Result: 

OK 

REPLACE AIR CONDITIONING AMPLIFIER ASSEMBLY 

Refer to REMOVAL [11/2023 - ]

Result: 

NG 

REPLACE AIR CONDITIONING HARNESS ASSEMBLY 

Refer to DISASSEMBLY [11/2023 - ]