Toyota Prius 2010 Repair Manual page 184

1. INSPECT PTC HEATER ASSEMBLY
(b) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
Tester Connection
A19-1 (B) - A20-1 (E)
A19-2 (B) - A20-2 (E)
A19-2 (B) - A20-1 (E)
A19-3 (B) - A20-2 (E)
Text in Illustration
Component without harness connected
*1
(PTC Heater Assembly)
NG
REPLACE PTC HEATER ASSEMBLY
OK
2. CHECK HARNESS AND CONNECTOR (PTC HEATER ASSEMBLY - BODY GROUND)
2010 Toyota Prius
(a) Remove the PTC heater assembly.
Condition
Always
Always
Always
Always
(a) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
Tester Connection
Specified Condition
Below 1 Ω
Below 1 Ω
Below 1 Ω
Below 1 Ω
Condition Specified Condition
Repair Manual