Hint:
Using the intelligent tester's data list allows switch, sensor, actuator and other item values to be read without removing any parts. Reading the data list early in troubleshooting is one way to save time.

Fail-safe chart
Diagnostic trouble code chartOn-vehicle inspection
Check ignition coil assembly and perform spark test
Notice:
in this section, the terms "cold" and "hot" refer to
the temperature of the coils. "Cold" means
approximately -10 to 50°c (14 to 122°f). "Hot" means
approximately 50 to 100°c (122 to 212 ...
Open in stop light switch circuit
Description
The skid control ecu detects the brake operating conditions through a signal
transmitted by the stop light
switch. The skid control ecu incorporates an open circuit detection circuit.
This dtc is set under either of
the following conditions:
An open is detected in the stop lig ...
Precaution
Troubleshooting precaution
When there are malfunctions in the contact points of
the terminals or installation problems with any parts,
removal and installation of the suspected problem
parts may return the system to its normal condition
either entirely or temporarily.
In order to ...