DisposalRelay(w/ Ptc Heater)
On-vehicle Inspection
ON-VEHICLE INSPECTION
PROCEDURE
1. REMOVE PTC HEATER RELAY (PTC NO. 1, PTC NO. 1, PTC NO. 3)
(a) Remove the 3 PTC heater relays from the engine room relay block.
Text in Illustration
*1
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Fail-safe Chart
FAIL-SAFE CHART
1. FAIL-SAFE
This function minimizes the loss of ECT functions when a malfunction occurs in
a sensor or solenoid.
Malfunction Part
Function
No. 1 ATF temperature sensor
During a No. 1 ATF t ...