Corolla L4-1.8L (2ZR-FE) (2009)
(a) Disconnect the combination meter connector.
(b) Disconnect the ECM connector.
(c) Measure the resistance according to the value(s) in the table below.
Standard Resistance (Check for Short):
(d) Reconnect the combination meter connector.
(e) Reconnect the ECM connector.
NG -- REPAIR OR REPLACE HARNESS OR CONNECTOR (COMBINATION METER - ECM)
OK -- REPLACE COMBINATION METER ASSY
5. CHECK THAT ENGINE STARTS
(a) Turn the ignition switch to ON.
(b) Start the engine.
Result:
HINT: *: The Techstream cannot communicate with the ECM.
B -- GO TO VC OUTPUT CIRCUIT
A -- Continue to next step.
6. CHECK COMBINATION METER ASSEMBLY (COMBINATION METER - BODY GROUND)