DIAGNOSTIC TROUBLE CODE CHART
If a trouble code is displayed during the DTC check, check the trouble areas listed for that code in the table below and proceed to the appropriate page.
Cruise Control System|
DTC Code |
Detection Item |
Trouble Area |
See page |
|---|---|---|---|
|
P0500 |
Vehicle Speed Sensor Malfunction |
- Vehicle speed sensor signal circuit - Vehicle speed sensors - Combination meter assembly - ECM |
|
|
P0503 |
Vehicle Speed Sensor "A" Intermittent / Erratic / High |
- Vehicle speed sensors - Vehicle speed sensor signal circuit - Combination meter assembly - ECM |
|
|
P0571 |
Brake Switch "A" Circuit |
- Stop light switch assembly - Stop light switch circuit - ECM |
|
|
P0575 |
Cruise Control Input Circuit |
ECM |
|
Data List / Active Test
Vehicle Speed Sensor "A" Intermittent / Erratic / High (P0503)Data List / Active Test
DATA LIST / ACTIVE TEST
1. DATA LIST
HINT:
Using the Techstream to read the Data List allows the values or states of switches,
sensors, actuators and other items to be read without removing any parts. This non-intrusive
inspection can be very useful bec ...
Brake Switch "B" Circuit High (P0724)
DESCRIPTION
The purpose of this circuit is to prevent the engine from stalling when brakes
are suddenly applied while driving in lock-up condition.
When the brake pedal is depressed, the stop light switch sends a signal to the
ECM. Then the ECM cancels t ...
Check CAN Bus Line for Short to GND
DESCRIPTION
There may be a short circuit between the CAN bus main wire and GND when there
is no resistance between terminals 6 (CANH) and 4 (CG) or 14 (CANL) and 4 (CG) of
the DLC3.
Symptom
Trouble Area
No resistanc ...